stop this nonsense

2024-01-05 00:28:56 -03:00
parent 05e2cc0979
commit c7a2565255
487 changed files with 1662 additions and 1662 deletions
@@ -169,10 +169,10 @@

 /mob/dead/new_player/Topic(href, href_list[])
 	if(src != usr)
-		return 0
+		return FALSE

 	if(!client)
-		return 0
+		return FALSE

 	//don't let people get to this unless they are specifically not verified
 	if(href_list["Month"] && (CONFIG_GET(flag/age_verification) && !check_rights_for(client, R_ADMIN) && !(client.ckey in GLOB.bunker_passthrough)))
@@ -727,7 +727,7 @@
 	src << browse(dat, "window=manifest;size=387x420;can_close=1")

 /mob/dead/new_player/Move()
-	return 0
+	return FALSE


 /mob/dead/new_player/proc/close_spawn_windows()
@@ -461,7 +461,7 @@
 		return
 	pollid = text2num(pollid)
 	if (!pollid || pollid < 0)
-		return 0
+		return FALSE
 	//validate the poll is actually the right type of poll and its still active
 	var/datum/db_query/query_validate_poll = SSdbcore.NewQuery({"
 		SELECT id
@@ -473,12 +473,12 @@
 		))
 	if(!query_validate_poll.warn_execute())
 		qdel(query_validate_poll)
-		return 0
+		return FALSE
 	if (!query_validate_poll.NextRow())
 		qdel(query_validate_poll)
-		return 0
+		return FALSE
 	qdel(query_validate_poll)
-	return 1
+	return TRUE

 /**
 * Processes vote form data and saves results to the database for an IRV type poll.
@@ -501,7 +501,7 @@
 	if(!QDELETED(client) && client.holder)
 		admin_rank = client.holder.rank.name
 	if (!vote_valid_check(pollid, client?.holder, POLLTYPE_IRV))
-		return 0
+		return FALSE

 	var/list/special_columns = list(
 		"datetime" = "NOW()",
@@ -544,7 +544,7 @@
 		return
 	//validate the poll
 	if (!vote_valid_check(pollid, client.holder, POLLTYPE_OPTION))
-		return 0
+		return FALSE
 	var/voted = poll_check_voted(pollid)
 	if(isnull(voted) || voted) //Failed or already voted.
 		return
@@ -567,7 +567,7 @@
 	qdel(query_option_vote)
 	if(!QDELETED(usr))
 		usr << browse(null,"window=playerpoll")
-	return 1
+	return TRUE

 /mob/dead/new_player/proc/log_text_poll_reply(pollid, replytext)
 	if(!SSdbcore.Connect())
@@ -581,7 +581,7 @@
 		return
 	//validate the poll
 	if (!vote_valid_check(pollid, client.holder, POLLTYPE_TEXT))
-		return 0
+		return FALSE
 	if(!replytext)
 		to_chat(usr, "The text you entered was blank. Please correct the text and submit again.")
 		return
@@ -611,7 +611,7 @@
 	qdel(query_text_vote)
 	if(!QDELETED(usr))
 		usr << browse(null,"window=playerpoll")
-	return 1
+	return TRUE

 /mob/dead/new_player/proc/vote_on_numval_poll(pollid, optionid, rating)
 	if(!SSdbcore.Connect())
@@ -625,7 +625,7 @@
 		return
 	//validate the poll
 	if (!vote_valid_check(pollid, client.holder, POLLTYPE_RATING))
-		return 0
+		return FALSE
 	var/datum/db_query/query_numval_hasvoted = SSdbcore.NewQuery({"
 		SELECT id
 		FROM [format_table_name("poll_vote")]
@@ -655,7 +655,7 @@
 	qdel(query_numval_vote)
 	if(!QDELETED(usr))
 		usr << browse(null,"window=playerpoll")
-	return 1
+	return TRUE

 /**
 * Processes vote form data and saves results to the database for a multiple choice type poll.
@@ -233,7 +233,7 @@ GLOBAL_VAR_INIT(observer_default_invisibility, INVISIBILITY_OBSERVER)
 	var/g_val
 	var/color_format = length(input_color)
 	if(color_format != length_char(input_color))
-		return 0
+		return FALSE
 	if(color_format == 3)
 		r_val = hex2num(copytext(input_color, 1, 2)) * 16
 		g_val = hex2num(copytext(input_color, 2, 3)) * 16
@@ -243,7 +243,7 @@ GLOBAL_VAR_INIT(observer_default_invisibility, INVISIBILITY_OBSERVER)
 		g_val = hex2num(copytext(input_color, 3, 5))
 		b_val = hex2num(copytext(input_color, 5, 7))
 	else
-		return 0 //If the color format is not 3 or 6, you're using an unexpected way to represent a color.
+		return FALSE //If the color format is not 3 or 6, you're using an unexpected way to represent a color.

 	r_val += (255 - r_val) * 0.4
 	if(r_val > 255)
@@ -693,32 +693,32 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 	var/mob/living/target = input("Your new life begins today!", "Possess Mob", null, null) as null|anything in possessible

 	if(!target)
-		return 0
+		return FALSE

 	if(ismegafauna(target))
 		to_chat(src, "<span class='warning'>This creature is too powerful for you to possess!</span>")
-		return 0
+		return FALSE

 	if(can_reenter_corpse && mind && mind.current)
 		if(alert(src, "Your soul is still tied to your former life as [mind.current.name], if you go forward there is no going back to that life. Are you sure you wish to continue?", "Move On", "Yes", "No") == "No")
-			return 0
+			return FALSE
 	if(target.key)
 		to_chat(src, "<span class='warning'>Someone has taken this body while you were choosing!</span>")
-		return 0
+		return FALSE

 	transfer_ckey(target, FALSE)
 	target.AddElement(/datum/element/ghost_role_eligibility, penalize_on_ghost = FALSE, free_ghosting = TRUE)
 	target.faction = list("neutral")
-	return 1
+	return TRUE

 //this is a mob verb instead of atom for performance reasons
 //see /mob/verb/examinate() in mob.dm for more info
 //overridden here and in /mob/living for different point span classes and sanity checks
 /mob/dead/observer/pointed(atom/A as mob|obj|turf in fov_view())
 	if(!..())
-		return 0
+		return FALSE
 	usr.visible_message("<span class='deadsay'><b>[src]</b> points to [A].</span>")
-	return 1
+	return TRUE

 /mob/dead/observer/verb/view_manifest()
 	set name = "View Crew Manifest"
@@ -839,7 +839,7 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 	return IsAdminGhost(usr)

 /mob/dead/observer/is_literate()
-	return 1
+	return TRUE

 /mob/dead/observer/vv_edit_var(var_name, var_value)
 	. = ..()
@@ -947,7 +947,7 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp

 // Ghosts have no momentum, being massless ectoplasm
 /mob/dead/observer/Process_Spacemove(movement_dir)
-	return 1
+	return TRUE

 /mob/dead/observer/vv_edit_var(var_name, var_value)
 	. = ..()
@@ -379,7 +379,7 @@
 //returns 0 if it cannot, 1 if successful
 /mob/proc/equip_to_appropriate_slot(obj/item/W, clothing_check = FALSE)
 	if(!istype(W))
-		return 0
+		return FALSE
 	var/slot_priority = W.slot_equipment_priority

 	if(!slot_priority)
@@ -396,9 +396,9 @@

 	for(var/slot in slot_priority)
 		if(equip_to_slot_if_possible(W, slot, FALSE, TRUE, TRUE, FALSE, clothing_check)) //qdel_on_fail = 0; disable_warning = 1; redraw_mob = 1
-			return 1
+			return TRUE

-	return 0
+	return FALSE

 /**
 * Used to return a list of equipped items on a mob; does not include held items (use get_all_gear)
@@ -33,7 +33,7 @@
 			//entry when holding them
 			// literally only an option for carbons though
 			to_chat(C, "<span class='warning'>You may not hold items while blood crawling!</span>")
-			return 0
+			return FALSE
 		var/obj/item/bloodcrawl/B1 = new(C)
 		var/obj/item/bloodcrawl/B2 = new(C)
 		B1.icon_state = "bloodhand_left"
@@ -45,7 +45,7 @@
 	spawn(0)
 		bloodpool_sink(B)
 		src.mob_transforming = FALSE
-	return 1
+	return TRUE

 /mob/living/proc/bloodpool_sink(obj/effect/decal/cleanable/B)
 	var/turf/mobloc = get_turf(src.loc)
@@ -89,7 +89,7 @@
 		var/success = bloodcrawl_consume(victim)
 		if(!success)
 			to_chat(src, "<span class='danger'>You happily devour... nothing? Your meal vanished at some point!</span>")
-	return 1
+	return TRUE

 /mob/living/proc/bloodcrawl_consume(mob/living/victim)
 	to_chat(src, "<span class='danger'>You begin to feast on [victim]. You can not move while you are doing this.</span>")
@@ -161,7 +161,7 @@
 /mob/living/proc/phasein(obj/effect/decal/cleanable/B)
 	if(src.mob_transforming)
 		to_chat(src, "<span class='warning'>Finish eating first!</span>")
-		return 0
+		return FALSE
 	B.visible_message("<span class='warning'>[B] starts to bubble...</span>")
 	if(!do_after(src, 20, target = B))
 		return
@@ -178,4 +178,4 @@
 			qdel(BC)
 	qdel(src.holder)
 	src.holder = null
-	return 1
+	return TRUE
@@ -64,7 +64,7 @@
 /mob/living/brain/can_be_revived()
 	. = 1
 	if(!container || health <= HEALTH_THRESHOLD_DEAD)
-		return 0
+		return FALSE

 /mob/living/brain/fully_replace_character_name(oldname,newname)
 	..()
@@ -93,7 +93,7 @@
 		clear_alert("alien_fire")

 /mob/living/carbon/alien/reagent_check(datum/reagent/R) //can metabolize all reagents
-	return 0
+	return FALSE

 /mob/living/carbon/alien/IsAdvancedToolUser()
 	return has_fine_manipulation
@@ -136,7 +136,7 @@ Des: Removes all infected images from the alien.
 	return

 /mob/living/carbon/alien/canBeHandcuffed()
-	return 1
+	return TRUE

 /mob/living/carbon/alien/get_standard_pixel_y_offset(lying = 0)
 	return initial(pixel_y)
@@ -123,7 +123,7 @@ In all, this is a lot like the monkey code. /N
 			adjustEarDamage(15,60)

 /mob/living/carbon/alien/soundbang_act(intensity = 1, stun_pwr = 20, damage_pwr = 5, deafen_pwr = 15)
-	return 0
+	return FALSE

 /mob/living/carbon/alien/acid_act(acidpwr, acid_volume)
 	return 0//aliens are immune to acid.
@@ -1,6 +1,6 @@

 /mob/living/carbon/alien/getToxLoss(toxins_type = TOX_OMNI)
-	return 0
+	return FALSE

 /mob/living/carbon/alien/adjustToxLoss(amount, updating_health = TRUE, forced = FALSE, toxins_type = TOX_DEFAULT) //alien immune to tox damage
 	return FALSE
@@ -32,7 +32,7 @@ Doesn't work on other aliens/AI.*/
 	return

 /obj/effect/proc_holder/alien/fire(mob/living/carbon/user)
-	return 1
+	return TRUE

 /obj/effect/proc_holder/alien/get_panel_text()
 	. = ..()
@@ -72,10 +72,10 @@ Doesn't work on other aliens/AI.*/
 /obj/effect/proc_holder/alien/plant/fire(mob/living/carbon/user)
 	if(locate(/obj/structure/alien/weeds/node) in get_turf(user))
 		to_chat(user, "There's already a weed node here.")
-		return 0
+		return FALSE
 	user.visible_message("<span class='alertalien'>[user] has planted some alien weeds!</span>")
 	new/obj/structure/alien/weeds/node(user.loc)
-	return 1
+	return TRUE

 /obj/effect/proc_holder/alien/whisper
 	name = "Whisper"
@@ -89,7 +89,7 @@ Doesn't work on other aliens/AI.*/
 		options += Ms
 	var/mob/living/M = input("Select who to whisper to:","Whisper to?",null) as null|mob in options
 	if(!M)
-		return 0
+		return FALSE
 	if(M.anti_magic_check(FALSE, FALSE, TRUE, 0))
 		to_chat(user, "<span class='noticealien'>As you try to communicate with [M], you're suddenly stopped by a vision of a massive tinfoil wall that streches beyond visible range. It seems you've been foiled.</span>")
 		return FALSE
@@ -108,8 +108,8 @@ Doesn't work on other aliens/AI.*/
 			var/follow_link_whispee = FOLLOW_LINK(ded, M)
 			to_chat(ded, "[follow_link_user] <span class='name'>[user]</span> <span class='alertalien'>Alien Whisper --> </span> [follow_link_whispee] <span class='name'>[M]</span> <span class='noticealien'>[msg]</span>")
 	else
-		return 0
-	return 1
+		return FALSE
+	return TRUE

 /obj/effect/proc_holder/alien/transfer
 	name = "Transfer Plasma"
@@ -124,7 +124,7 @@ Doesn't work on other aliens/AI.*/
 			aliens_around.Add(A)
 	var/mob/living/carbon/M = input("Select who to transfer to:","Transfer plasma to?",null) as mob in aliens_around
 	if(!M)
-		return 0
+		return FALSE
 	var/amount = input("Amount:", "Transfer Plasma to [M]") as num
 	if (amount)
 		amount = min(abs(round(amount)), user.getPlasma())
@@ -153,21 +153,21 @@ Doesn't work on other aliens/AI.*/
 	if(target in oview(1,user))
 		if(target.acid_act(200, 100))
 			user.visible_message("<span class='alertalien'>[user] vomits globs of vile stuff all over [target]. It begins to sizzle and melt under the bubbling mess of acid!</span>")
-			return 1
+			return TRUE
 		else
 			to_chat(user, "<span class='noticealien'>You cannot dissolve this object.</span>")


-			return 0
+			return FALSE
 	else
 		to_chat(src, "<span class='noticealien'>[target] is too far away.</span>")
-		return 0
+		return FALSE


 /obj/effect/proc_holder/alien/acid/fire(mob/living/carbon/alien/user)
 	var/O = input("Select what to dissolve:","Dissolve",null) as obj|turf in oview(1,user)
 	if(!O || user.incapacitated())
-		return 0
+		return FALSE
 	else
 		return corrode(O,user)

@@ -320,21 +320,21 @@ Doesn't work on other aliens/AI.*/
 /mob/living/carbon/proc/getPlasma()
 	var/obj/item/organ/alien/plasmavessel/vessel = getorgan(/obj/item/organ/alien/plasmavessel)
 	if(!vessel)
-		return 0
+		return FALSE
 	return vessel.storedPlasma


 /mob/living/carbon/proc/adjustPlasma(amount)
 	var/obj/item/organ/alien/plasmavessel/vessel = getorgan(/obj/item/organ/alien/plasmavessel)
 	if(!vessel)
-		return 0
+		return FALSE
 	vessel.storedPlasma = max(vessel.storedPlasma + amount,0)
 	vessel.storedPlasma = min(vessel.storedPlasma, vessel.max_plasma) //upper limit of max_plasma, lower limit of 0
 	for(var/X in abilities)
 		var/obj/effect/proc_holder/alien/APH = X
 		if(APH.has_action)
 			APH.action.UpdateButtons()
-	return 1
+	return TRUE

 /mob/living/carbon/alien/adjustPlasma(amount)
 	. = ..()
@@ -343,6 +343,6 @@ Doesn't work on other aliens/AI.*/
 /mob/living/carbon/proc/usePlasma(amount)
 	if(getPlasma() >= amount)
 		adjustPlasma(-amount)
-		return 1
+		return TRUE

-	return 0
+	return FALSE
@@ -27,18 +27,18 @@
 	var/obj/item/organ/alien/hivenode/node = user.getorgan(/obj/item/organ/alien/hivenode)
 	if(!node) //Players are Murphy's Law. We may not expect there to ever be a living xeno with no hivenode, but they _WILL_ make it happen.
 		to_chat(user, "<span class='danger'>Without the hivemind, you can't possibly hold the responsibility of leadership!</span>")
-		return 0
+		return FALSE
 	if(node.recent_queen_death)
 		to_chat(user, "<span class='danger'>Your thoughts are still too scattered to take up the position of leadership.</span>")
-		return 0
+		return FALSE

 	if(!isturf(user.loc))
 		to_chat(user, "<span class='notice'>You can't evolve here!</span>")
-		return 0
+		return FALSE
 	if(!get_alien_type(/mob/living/carbon/alien/humanoid/royal))
 		var/mob/living/carbon/alien/humanoid/royal/praetorian/new_xeno = new (user.loc)
 		user.alien_evolve(new_xeno)
-		return 1
+		return TRUE
 	else
 		to_chat(user, "<span class='notice'>We already have a living royal!</span>")
-		return 0
+		return FALSE
@@ -29,14 +29,14 @@
 	var/obj/item/organ/alien/hivenode/node = user.getorgan(/obj/item/organ/alien/hivenode)
 	if(!node) //Just in case this particular Praetorian gets violated and kept by the RD as a replacement for Lamarr.
 		to_chat(user, "<span class='danger'>Without the hivemind, you would be unfit to rule as queen!</span>")
-		return 0
+		return FALSE
 	if(node.recent_queen_death)
 		to_chat(user, "<span class='danger'>You are still too burdened with guilt to evolve into a queen.</span>")
-		return 0
+		return FALSE
 	if(!get_alien_type(/mob/living/carbon/alien/humanoid/royal/queen))
 		var/mob/living/carbon/alien/humanoid/royal/queen/new_xeno = new (user.loc)
 		user.alien_evolve(new_xeno)
-		return 1
+		return TRUE
 	else
 		to_chat(user, "<span class='notice'>We already have an alive queen.</span>")
-		return 0
+		return FALSE
@@ -19,7 +19,7 @@
 		playsound(loc, "punch", 25, 1, -1)
 		visible_message("<span class='danger'>[user] has [hitverb] [src]!</span>", \
 		"<span class='userdanger'>[user] has [hitverb] [src]!</span>", null, COMBAT_MESSAGE_RANGE)
-		return 1
+		return TRUE

 /mob/living/carbon/alien/humanoid/on_attack_hand(mob/living/carbon/human/M)
 	. = ..()
@@ -20,7 +20,7 @@
 	var/alt_inhands_file = 'icons/mob/alienqueen.dmi'

 /mob/living/carbon/alien/humanoid/royal/can_inject(mob/user, error_msg, target_zone, penetrate_thick = FALSE, bypass_immunity = FALSE)
-	return 0
+	return FALSE

 /mob/living/carbon/alien/humanoid/royal/queen
 	name = "alien queen"
@@ -90,20 +90,20 @@
 	var/obj/item/queenpromote/prom
 	if(get_alien_type(/mob/living/carbon/alien/humanoid/royal/praetorian/))
 		to_chat(user, "<span class='noticealien'>You already have a Praetorian!</span>")
-		return 0
+		return FALSE
 	else
 		for(prom in user)
 			to_chat(user, "<span class='noticealien'>You discard [prom].</span>")
 			qdel(prom)
-			return 0
+			return FALSE

 		prom = new (user.loc)
 		if(!user.put_in_active_hand(prom, 1))
 			to_chat(user, "<span class='warning'>You must empty your hands before preparing the parasite.</span>")
-			return 0
+			return FALSE
 		else //Just in case telling the player only once is not enough!
 			to_chat(user, "<span class='noticealien'>Use the royal parasite on one of your children to promote her to Praetorian!</span>")
-	return 0
+	return FALSE

 /obj/item/queenpromote
 	name = "\improper royal parasite"
@@ -30,7 +30,7 @@
 		"<span class='userdanger'>[user] has pummeled [src]!</span>", null, COMBAT_MESSAGE_RANGE)
 		adjustBruteLoss(5 + rand(1,9))
 		new /datum/forced_movement(src, get_step_away(user,src, 30), 1)
-		return 1
+		return TRUE

 /mob/living/carbon/alien/larva/do_attack_animation(atom/A, visual_effect_icon, obj/item/used_item, no_effect)
 	if(!no_effect && !visual_effect_icon)
@@ -17,7 +17,7 @@
 		user.layer = MOB_LAYER
 		user.visible_message("[user] slowly peeks up from the ground...", \
 					"<span class='noticealien'>You stop hiding.</span>")
-	return 1
+	return TRUE


 /obj/effect/proc_holder/alien/larva_evolve
@@ -57,7 +57,7 @@
 				new_xeno = new /mob/living/carbon/alien/humanoid/drone(L.loc)

 		L.alien_evolve(new_xeno)
-		return 0
+		return FALSE
 	else
 		to_chat(user, "<span class='danger'>You are not fully grown.</span>")
-		return 0
+		return FALSE
@@ -9,7 +9,7 @@

 	if(!breath || (breath.total_moles() == 0))
 		//Aliens breathe in vaccuum
-		return 0
+		return FALSE

 	var/toxins_used = 0
 	var/tox_detect_threshold = 0.02
@@ -97,12 +97,12 @@
 /obj/item/clothing/mask/facehugger/on_found(mob/finder)
 	if(stat == CONSCIOUS)
 		return HasProximity(finder)
-	return 0
+	return FALSE

 /obj/item/clothing/mask/facehugger/HasProximity(atom/movable/AM as mob|obj)
 	if(CanHug(AM) && Adjacent(AM))
 		return Leap(AM)
-	return 0
+	return FALSE

 /obj/item/clothing/mask/facehugger/throw_at(atom/target, range, speed, mob/thrower, spin=1, diagonals_first = 0, datum/callback/callback)
 	if(!..())
@@ -256,7 +256,7 @@
 		return FALSE

 	if(ismonkey(M))
-		return 1
+		return TRUE

 	var/mob/living/carbon/C = M
 	if(ishuman(C) && !(ITEM_SLOT_MASK in C.dna.species.no_equip))
@@ -227,7 +227,7 @@
 	. = (handcuffed || (!ignore_grab && pulledby && pulledby.grab_state >= GRAB_AGGRESSIVE))

 /mob/living/carbon/proc/canBeHandcuffed()
-	return 0
+	return FALSE

 /mob/living/carbon/Topic(href, href_list)
 	..()
@@ -450,7 +450,7 @@

 /mob/living/carbon/attack_ui(slot)
 	if(!has_hand_for_held_index(active_hand_index))
-		return 0
+		return FALSE
 	return ..()

 /mob/living/carbon/proc/vomit(lost_nutrition = 10, blood = FALSE, stun = TRUE, distance = 1, message = TRUE, vomit_type = VOMIT_TOXIC, harm = TRUE, force = FALSE, purge_ratio = 0.1)
@@ -891,7 +891,7 @@
 /mob/living/carbon/can_be_revived()
 	. = ..()
 	if(!getorgan(/obj/item/organ/brain) && (!mind || !mind.has_antag_datum(/datum/antagonist/changeling)))
-		return 0
+		return FALSE

 /mob/living/carbon/harvest(mob/living/user)
 	if(QDELETED(src))
@@ -7,24 +7,24 @@

 /mob/living/carbon/Process_Spacemove(movement_dir = 0)
 	if(..())
-		return 1
+		return TRUE
 	if(!isturf(loc))
-		return 0
+		return FALSE

 	// Do we have a jetpack implant (and is it on)?
 	var/obj/item/organ/cyberimp/chest/thrusters/T = getorganslot(ORGAN_SLOT_THRUSTERS)
 	if(istype(T) && movement_dir && T.allow_thrust(0.01))
-		return 1
+		return TRUE

 	var/obj/item/I = get_jetpack()
 	if(istype(I, /obj/item/tank/jetpack))
 		var/obj/item/tank/jetpack/J = I
 		if((movement_dir || J.stabilizers) && J.allow_thrust(0.01, src))
-			return 1
+			return TRUE
 	else if(istype(I, /obj/item/mod/module/jetpack))
 		var/obj/item/mod/module/jetpack/J = I
 		if((movement_dir || J.stabilizers) && J.allow_thrust())
-			return 1
+			return TRUE

 /mob/living/carbon/Moved()
 	. = ..()
@@ -13,7 +13,7 @@

 /mob/living/carbon/regenerate_icons()
 	if(mob_transforming)
-		return 1
+		return TRUE
 	update_inv_hands()
 	update_inv_handcuffed()
 	update_inv_legcuffed()
@@ -4,7 +4,7 @@
 	SEND_SIGNAL(src, COMSIG_MOB_APPLY_DAMAGE, damage, damagetype, def_zone)
 	var/hit_percent = (100-blocked)/100
 	if(!forced && hit_percent <= 0)
-		return 0
+		return FALSE

 	var/obj/item/bodypart/BP = null
 	if(!spread_damage)
@@ -478,17 +478,17 @@
 		return
 	if(is_mouth_covered())
 		to_chat(src, "<span class='warning'>Remove your mask first!</span>")
-		return 0
+		return FALSE
 	if(C.is_mouth_covered())
 		to_chat(src, "<span class='warning'>Remove [p_their()] mask first!</span>")
-		return 0
+		return FALSE

 	if(C.cpr_time < world.time + 30)
 		visible_message("<span class='notice'>[src] is trying to perform CPR on [C.name]!</span>", \
 						"<span class='notice'>You try to perform CPR on [C.name]... Hold still!</span>")
 		if(!do_mob(src, C))
 			to_chat(src, "<span class='warning'>You fail to perform CPR on [C]!</span>")
-			return 0
+			return FALSE

 		var/they_breathe = !HAS_TRAIT(C, TRAIT_NOBREATH)
 		var/they_lung = C.getorganslot(ORGAN_SLOT_LUNGS)
@@ -671,7 +671,7 @@
 							"<span class='userdanger'>You try to throw up, but there's nothing in your stomach!</span>")
 		if(stun)
 			DefaultCombatKnockdown(200)
-		return 1
+		return TRUE
 	..()

 /mob/living/carbon/human/vv_get_dropdown()
@@ -1,6 +1,6 @@
 /mob/living/carbon/human/getarmor(def_zone, type)
 	if(HAS_TRAIT(src, TRAIT_ARMOR_BROKEN)) //trait that makes it act as if you have no armor at all, you take natural damage from all sources
-		return 0
+		return FALSE
 	var/armorval = 0
 	var/organnum = 0

@@ -22,7 +22,7 @@

 /mob/living/carbon/human/proc/checkarmor(obj/item/bodypart/def_zone, d_type)
 	if(!d_type || !def_zone)
-		return 0
+		return FALSE
 	var/protection = 0
 	var/list/body_parts = list(head, wear_mask, wear_suit, w_uniform, back, gloves, shoes, belt, s_store, glasses, ears, wear_id, wear_neck) //Everything but pockets. Pockets are l_store and r_store. (if pockets were allowed, putting something armored, gloves or hats for example, would double up on the armor)
 	for(var/bp in body_parts)
@@ -93,7 +93,7 @@

 /mob/living/carbon/human/attacked_by(obj/item/I, mob/living/user, attackchain_flags = NONE, damage_multiplier = 1)
 	if(!I || !user)
-		return 0
+		return FALSE

 	var/obj/item/bodypart/affecting
 	if(user == src)
@@ -125,7 +125,7 @@
 						"<span class='userdanger'>[user] [hulk_verb_continous] you!</span>", null, COMBAT_MESSAGE_RANGE, null, user,
 						"<span class='danger'>You [hulk_verb_simple] [src]!</span>")
 		apply_damage(15, BRUTE, wound_bonus=10)
-		return 1
+		return TRUE

 /mob/living/carbon/human/on_attack_hand(mob/user, act_intent = user.a_intent, unarmed_attack_flags)
 	. = ..()
@@ -168,7 +168,7 @@
 		if(..()) //successful monkey bite, this handles disease contraction.
 			var/damage = rand(1, 3)
 			apply_damage(damage, BRUTE, affecting, run_armor_check(affecting, MELEE))
-		return 1
+		return TRUE

 /mob/living/carbon/human/attack_alien(mob/living/carbon/alien/humanoid/M)
 	. = ..()
@@ -183,7 +183,7 @@
 			visible_message("<span class='danger'>[M] has lunged at [src]!</span>", \
 				"<span class='userdanger'>[M] has lunged at you!</span>", target = M, \
 				target_message = "<span class='danger'>You have lunged at [src]!</span>")
-			return 0
+			return FALSE
 		var/obj/item/bodypart/affecting = get_bodypart(ran_zone(M.zone_selected))
 		if(!affecting)
 			affecting = get_bodypart(BODY_ZONE_CHEST)
@@ -195,7 +195,7 @@
 			target_message = "<span class='danger'>You have slashed at [src]!</span>")
 		log_combat(M, src, "attacked")
 		if(!dismembering_strike(M, M.zone_selected)) //Dismemberment successful
-			return 1
+			return TRUE
 		apply_damage(damage, BRUTE, affecting, armor_block)

 	if(M.a_intent == INTENT_DISARM) //Always drop item in hand, if no item, get stun instead.
@@ -252,7 +252,7 @@

 	var/dam_zone = dismembering_strike(M, pick(BODY_ZONE_HEAD, BODY_ZONE_CHEST, BODY_ZONE_L_ARM, BODY_ZONE_R_ARM, BODY_ZONE_L_LEG, BODY_ZONE_R_LEG))
 	if(!dam_zone) //Dismemberment successful
-		return 1
+		return TRUE

 	var/obj/item/bodypart/affecting = get_bodypart(ran_zone(dam_zone))
 	if(!affecting)
@@ -529,7 +529,7 @@

 	for(var/obj/item/I in inventory_items_to_kill)
 		I.acid_act(acidpwr, acid_volume)
-	return 1
+	return TRUE

 /mob/living/carbon/human/singularity_act()
 	var/gain = 20
@@ -103,11 +103,11 @@

 /mob/living/carbon/human/can_track(mob/living/user)
 	if(wear_id && istype(wear_id.GetID(), /obj/item/card/id/syndicate))
-		return 0
+		return FALSE
 	if(istype(head, /obj/item/clothing/head))
 		var/obj/item/clothing/head/hat = head
 		if(hat.blockTracking)
-			return 0
+			return FALSE

 	return ..()

@@ -11,14 +11,14 @@

 /mob/living/carbon/human/slip(knockdown_amount, obj/O, lube)
 	if(HAS_TRAIT(src, TRAIT_NOSLIPALL))
-		return 0
+		return FALSE
 	if (!(lube & GALOSHES_DONT_HELP))
 		if(HAS_TRAIT(src, TRAIT_NOSLIPWATER))
-			return 0
+			return FALSE
 		if(shoes && istype(shoes, /obj/item/clothing))
 			var/obj/item/clothing/CS = shoes
 			if (CS.clothing_flags & NOSLIP)
-				return 0
+				return FALSE
 	if (lube & SLIDE_ICE)
 		if(shoes && istype(shoes, /obj/item/clothing))
 			var/obj/item/clothing/CS = shoes
@@ -32,7 +32,7 @@
 	if(shoes && istype(shoes, /obj/item/clothing))
 		var/obj/item/clothing/S = shoes
 		if (S.clothing_flags & NOSLIP)
-			return 0
+			return FALSE
 	return ..()

 /mob/living/carbon/human/mob_has_gravity()
@@ -12,7 +12,7 @@
 		var/mob/living/carbon/human/H = owner
 		var/list/limbs_to_heal = H.get_missing_limbs()
 		if(limbs_to_heal.len < 1)
-			return 0
+			return FALSE
 		var/mode = H.get_ability_property(INNATE_ABILITY_LIMB_REGROWTH, PROPERTY_LIMB_REGROWTH_USAGE_TYPE)
 		switch(mode)
 			if(REGROWTH_USES_BLOOD)
@@ -20,7 +20,7 @@
 					return TRUE
 				else
 					return FALSE
-		return 0
+		return FALSE

 /datum/action/innate/ability/limb_regrowth/Activate()
 	var/mob/living/carbon/human/H = owner
@@ -282,9 +282,9 @@
 	else
 		O = outfit
 		if(!istype(O))
-			return 0
+			return FALSE
 	if(!O)
-		return 0
+		return FALSE

 	return O.equip(src, visualsOnly, preference_source)

@@ -223,7 +223,7 @@
 	if(cold)
 		//CITADEL EDIT Mandatory for vore code.
 		if(istype(loc, /obj/item/dogborg/sleeper) || isbelly(loc) || ismob(loc))
-			return 1 //freezing to death in sleepers ruins fun.
+			return TRUE //freezing to death in sleepers ruins fun.
 		//END EDIT
 		temperature = max(temperature, 2.7) //There is an occasional bug where the temperature is miscalculated in ares with a small amount of gas on them, so this is necessary to ensure that that bug does not affect this calculation. Space's temperature is 2.7K and most suits that are intended to protect against any cold, protect down to 2.0K.
 	var/thermal_protection_flags = cold ? get_cold_protection_flags(temperature) : get_heat_protection_flags(temperature)
@@ -254,7 +254,7 @@
 		if(missing_body_parts_flags & HAND_RIGHT)
 			max_protection -= THERMAL_PROTECTION_HAND_RIGHT
 		if(max_protection == 0) //Is it even a man if it doesn't have a body at all? Early return to avoid division by zero.
-			return 1
+			return TRUE

 	var/thermal_protection = 0
 	if(thermal_protection_flags)
@@ -84,7 +84,7 @@
 			ears.talk_into(src, message, message_mode, spans, language)
 			return ITALICS | REDUCE_RANGE

-	return 0
+	return FALSE

 /mob/living/carbon/human/get_alt_name()
 	if(name != GetVoice())
@@ -321,8 +321,8 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 //Please override this locally if you want to define when what species qualifies for what rank if human authority is enforced.
 /datum/species/proc/qualifies_for_rank(rank, list/features) //SPECIES JOB RESTRICTIONS
 	//if(rank in GLOB.command_positions) Left as an example: The format qualifies for rank takes.
-	//	return 0 //It returns false when it runs the proc so they don't get jobs from the global list.
-	return 1 //It returns 1 to say they are a-okay to continue.
+	//	return FALSE //It returns false when it runs the proc so they don't get jobs from the global list.
+	return TRUE //It returns 1 to say they are a-okay to continue.

 /**
 * Corrects organs in a carbon, removing ones it doesn't need and adding ones it does.
@@ -1589,7 +1589,7 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 			H.throw_alert("nutrition", /atom/movable/screen/alert/starving)

 /datum/species/proc/update_health_hud(mob/living/carbon/human/H)
-	return 0
+	return FALSE

 /datum/species/proc/handle_mutations_and_radiation(mob/living/carbon/human/H)
 	. = FALSE
@@ -1645,7 +1645,7 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 		target.help_shake_act(user)
 		if(target != user)
 			log_combat(user, target, "shaked")
-		return 1
+		return TRUE
 	else
 		var/we_breathe = !HAS_TRAIT(user, TRAIT_NOBREATH)
 		var/we_lung = user.getorganslot(ORGAN_SLOT_LUNGS)
@@ -1661,12 +1661,12 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 	if(target.check_martial_melee_block())
 		target.visible_message("<span class='warning'>[target] blocks [user]'s grab attempt!</span>", target = user, \
 			target_message = "<span class='warning'>[target] blocks your grab attempt!</span>")
-		return 0
+		return FALSE
 	if(attacker_style && attacker_style.grab_act(user,target))
-		return 1
+		return TRUE
 	else
 		target.grabbedby(user)
-		return 1
+		return TRUE

 /datum/species/proc/harm(mob/living/carbon/human/user, mob/living/carbon/human/target, datum/martial_art/attacker_style, attackchain_flags = NONE)
 	if(!attacker_style && HAS_TRAIT(user, TRAIT_PACIFISM))
@@ -1929,11 +1929,11 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 	if(user != H)
 		var/list/block_return = list()
 		if(H.mob_run_block(I, totitemdamage, "the [I.name]", ((attackchain_flags & ATTACK_IS_PARRY_COUNTERATTACK)? ATTACK_TYPE_PARRY_COUNTERATTACK : NONE) | ATTACK_TYPE_MELEE, I.armour_penetration, user, affecting.body_zone, block_return) & BLOCK_SUCCESS)
-			return 0
+			return FALSE
 		totitemdamage = block_calculate_resultant_damage(totitemdamage, block_return)
 	if(H.check_martial_melee_block())
 		H.visible_message("<span class='warning'>[H] blocks [I]!</span>")
-		return 0
+		return FALSE

 	var/hit_area

@@ -1958,7 +1958,7 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 	I.do_stagger_action(H, user, totitemdamage)

 	if(!totitemdamage)
-		return 0 //item force is zero
+		return FALSE //item force is zero

 	var/bloody = 0
 	if(((I.damtype == BRUTE) && I.force && prob(25 + (I.force * 2))))
@@ -2167,7 +2167,7 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 	var/hit_percent = (100-(blocked+armor))/100
 	hit_percent = (hit_percent * (100-H.physiology.damage_resistance))/100
 	if(!forced && hit_percent <= 0)
-		return 0
+		return FALSE

 	var/obj/item/bodypart/BP = null
 	if(!spread_damage)
@@ -2224,7 +2224,7 @@ GLOBAL_LIST_EMPTY(roundstart_race_names)
 		if(BRAIN)
 			var/damage_amount = forced ? damage : damage * hit_percent * H.physiology.brain_mod
 			H.adjustOrganLoss(ORGAN_SLOT_BRAIN, damage_amount)
-	return 1
+	return TRUE

 /datum/species/proc/on_hit(obj/item/projectile/P, mob/living/carbon/human/H)
 	// called when hit by a projectile
@@ -43,7 +43,7 @@
 /datum/species/arachnid/check_weakness(obj/item/weapon, mob/living/attacker)
 	if(istype(weapon, /obj/item/melee/flyswatter))
 		return 9 //flyswatters deal 10x damage to arachnids
-	return 0
+	return FALSE

 /datum/species/arachnid/on_species_gain(mob/living/carbon/human/H, datum/species/old_species)
 	. = ..()
@@ -37,4 +37,4 @@
 /datum/species/fly/check_weakness(obj/item/weapon, mob/living/attacker)
 	if(istype(weapon, /obj/item/melee/flyswatter))
 		return 29 //Flyswatters deal 30x damage to flypeople.
-	return 0
+	return FALSE
@@ -421,7 +421,7 @@
 		I = AM
 		var/mob/thrown_by = I.thrownby?.resolve()
 		if(thrown_by == H) //No throwing stuff at yourself to trigger the teleport
-			return 0
+			return FALSE
 		else
 			reactive_teleport(H)

@@ -463,8 +463,8 @@
 /datum/action/innate/unstable_teleport/IsAvailable(silent = FALSE)
 	if(..())
 		if(world.time > last_teleport + cooldown)
-			return 1
-		return 0
+			return TRUE
+		return FALSE

 /datum/action/innate/unstable_teleport/Activate()
 	var/mob/living/carbon/human/H = owner
@@ -546,7 +546,7 @@
 	if(istype(AM, /obj/item))
 		I = AM
 		if(I.thrownby == H) //No throwing stuff at yourself to make bananas
-			return 0
+			return FALSE
 		else
 			new/obj/item/grown/bananapeel/specialpeel(get_turf(H))
 			last_banana = world.time
@@ -183,8 +183,8 @@
 	if(..())
 		var/mob/living/carbon/human/H = owner
 		if(H.blood_volume >= BLOOD_VOLUME_SLIME_SPLIT)
-			return 1
-		return 0
+			return TRUE
+		return FALSE

 /datum/action/innate/split_body/Activate()
 	var/mob/living/carbon/human/H = owner
@@ -70,7 +70,7 @@
 	H.equipOutfit(O, visualsOnly)
 	H.internal = H.get_item_for_held_index(2)
 	H.update_internals_hud_icon(1)
-	return 0
+	return FALSE

 /datum/species/plasmaman/random_name(gender,unique,lastname)
 	if(unique)
@@ -129,7 +129,7 @@
 	return ..()

 /obj/item/organ/heart/nightmare/Stop()
-	return 0
+	return FALSE

 /obj/item/organ/heart/nightmare/on_death()
 	if(!owner)
@@ -156,7 +156,7 @@

 		failed_last_breath = 1
 		throw_alert("not_enough_oxy", /atom/movable/screen/alert/not_enough_oxy)
-		return 0
+		return FALSE

 	var/safe_oxy_min = 16
 	var/safe_oxy_max = 50
@@ -312,7 +312,7 @@
 	//BREATH TEMPERATURE
 	handle_breath_temperature(breath)

-	return 1
+	return TRUE

 //Fourth and final link in a breath chain
 /mob/living/carbon/proc/handle_breath_temperature(datum/gas_mixture/breath)
@@ -660,7 +660,7 @@ GLOBAL_LIST_INIT(ballmer_windows_me_msg, list("Yo man, what if, we like, uh, put
 //used in human and monkey handle_environment()
 /mob/living/carbon/proc/natural_bodytemperature_stabilization()
 	if(HAS_TRAIT(src, TRAIT_COLDBLOODED) || HAS_TRAIT(src, TRAIT_ROBOTIC_ORGANISM))
-		return 0 //Return 0 as your natural temperature. Species proc handle_environment() will adjust your temperature based on this.
+		return FALSE //return FALSE as your natural temperature. Species proc handle_environment() will adjust your temperature based on this.

 	var/body_temperature_difference = BODYTEMP_NORMAL - bodytemperature
 	switch(bodytemperature)
@@ -675,7 +675,7 @@ GLOBAL_LIST_INIT(ballmer_windows_me_msg, list("Yo man, what if, we like, uh, put

 /mob/living/carbon/proc/get_cooling_efficiency()
 	if(!HAS_TRAIT(src, TRAIT_ROBOTIC_ORGANISM))
-		return 1
+		return TRUE

 	var/integration_bonus = min(blood_volume * SYNTH_INTEGRATION_COOLANT_CAP, integrating_blood * SYNTH_INTEGRATION_COOLANT_PENALTY)	//Integration blood somewhat helps, though only at 40% impact and to a cap of 25% of current blood level.
 	var/blood_effective_volume = blood_volume + integration_bonus
@@ -691,7 +691,7 @@ GLOBAL_LIST_INIT(ballmer_windows_me_msg, list("Yo man, what if, we like, uh, put
 		return suitlink //If you are wearing full EVA or lavaland hazard gear (on lavaland), assume it has been made to accomodate your cooling needs.
 	var/datum/gas_mixture/environment = loc.return_air()
 	if(!environment)
-		return 0
+		return FALSE

 	var/pressure = environment.return_pressure()
 	var/heat = environment.return_temperature()
@@ -711,18 +711,18 @@ GLOBAL_LIST_INIT(ballmer_windows_me_msg, list("Yo man, what if, we like, uh, put
 	var/turf/T = get_turf(src)

 	if(istype(head_item, /obj/item/clothing/head/helmet/space) && istype(suit_item, /obj/item/clothing/suit/space))
-		return 1
+		return TRUE

 	if(istype(head_item, /obj/item/clothing/head/mod) && istype(suit_item, /obj/item/clothing/suit/mod))
 		var/obj/item/clothing/suit/mod/modsuit = suit_item
 		var/obj/item/mod/control/mod_control = modsuit.mod
 		if(mod_control && mod_control.active)
-			return 1
+			return TRUE

 	if(T && is_mining_level(T.z) && istype(head_item, /obj/item/clothing/head/hooded/explorer) && istype(suit_item, /obj/item/clothing/suit/hooded/explorer))
-		return 1
+		return TRUE

-	return 0
+	return FALSE

 /////////
 //LIVER//
@@ -27,7 +27,7 @@
 // taken from /mob/living/carbon/human/interactive/
 /mob/living/carbon/monkey/proc/walk2derpless(target)
 	if(!target || IsStandingStill())
-		return 0
+		return FALSE

 	if(myPath.len <= 0)
 		myPath = get_path_to(src, target, 250, 1)
@@ -39,14 +39,14 @@
 					if(myPath.len >= 1)
 						walk_to(src,myPath[1],0,5)
 						myPath -= myPath[1]
-			return 1
+			return TRUE

 	// failed to path correctly so just try to head straight for a bit
 	walk_to(src,get_turf(target),0,5)
 	sleep(1)
 	walk_to(src,0)

-	return 0
+	return FALSE

 // taken from /mob/living/carbon/human/interactive/
 /mob/living/carbon/monkey/proc/IsDeadOrIncap(checkDead = TRUE)
@@ -137,7 +137,7 @@
 /mob/living/carbon/monkey/has_smoke_protection()
 	if(wear_mask)
 		if(wear_mask.clothing_flags & BLOCK_GAS_SMOKE_EFFECT)
-			return 1
+			return TRUE

 /mob/living/carbon/monkey/handle_fire()
 	. = ..()
@@ -171,8 +171,8 @@ GLOBAL_LIST_INIT(strippable_monkey_items, create_strippable_list(list(

 /mob/living/carbon/monkey/IsVocal()
 	if(!getorganslot(ORGAN_SLOT_LUNGS))
-		return 0
-	return 1
+		return FALSE
+	return TRUE

 /mob/living/carbon/monkey/can_use_guns(obj/item/G)
 	return TRUE
@@ -114,7 +114,7 @@
 			if(!affecting)
 				affecting = get_bodypart(BODY_ZONE_CHEST)
 			if(!dismembering_strike(M, affecting.body_zone)) //Dismemberment successful
-				return 1
+				return TRUE
 			apply_damage(damage, BRUTE, affecting)

 		else
@@ -159,7 +159,7 @@
 		damage = rand(20, 40)
 	var/dam_zone = dismembering_strike(M, pick(BODY_ZONE_HEAD, BODY_ZONE_CHEST, BODY_ZONE_L_ARM, BODY_ZONE_R_ARM, BODY_ZONE_L_LEG, BODY_ZONE_R_LEG))
 	if(!dam_zone) //Dismemberment successful
-		return 1
+		return TRUE
 	var/obj/item/bodypart/affecting = get_bodypart(ran_zone(dam_zone))
 	if(!affecting)
 		affecting = get_bodypart(BODY_ZONE_CHEST)
@@ -9,9 +9,9 @@

 /mob/living/carbon/can_speak_vocal(message)
 	if(silent)
-		return 0
+		return FALSE
 	if(get_selected_language() == /datum/language/signlanguage && handcuffed)
-		return 0
+		return FALSE
 	return ..()

 /mob/living/carbon/could_speak_language(datum/language/language)
@@ -17,7 +17,7 @@
 /mob/living/proc/apply_damage(damage = 0,damagetype = BRUTE, def_zone = null, blocked = FALSE, forced = FALSE, spread_damage = FALSE, wound_bonus = 0, bare_wound_bonus = 0, sharpness = SHARP_NONE)
 	var/hit_percent = (100-blocked)/100
 	if(!damage || (hit_percent <= 0))
-		return 0
+		return FALSE
 	var/damage_amount =  forced ? damage : damage * hit_percent
 	switch(damagetype)
 		if(BRUTE)
@@ -32,7 +32,7 @@
 			adjustCloneLoss(damage_amount, forced = forced)
 		if(STAMINA)
 			adjustStaminaLoss(damage_amount, forced = forced)
-	return 1
+	return TRUE

 /mob/living/proc/apply_damage_type(damage = 0, damagetype = BRUTE) //like apply damage except it always uses the damage procs
 	switch(damagetype)
@@ -67,7 +67,7 @@

 /mob/living/proc/apply_damages(brute = 0, burn = 0, tox = 0, oxy = 0, clone = 0, def_zone = null, blocked = FALSE, stamina = 0, brain = 0)
 	if(blocked >= 100)
-		return 0
+		return FALSE
 	if(brute)
 		apply_damage(brute, BRUTE, def_zone, blocked)
 	if(burn)
@@ -82,12 +82,12 @@
 		apply_damage(stamina, STAMINA, def_zone, blocked)
 	if(brain)
 		apply_damage(brain, BRAIN, def_zone, blocked)
-	return 1
+	return TRUE

 /mob/living/proc/apply_effect(effect = 0,effecttype = EFFECT_STUN, blocked = FALSE, knockdown_stamoverride, knockdown_stammax)
 	var/hit_percent = (100-blocked)/100
 	if(!effect || (hit_percent <= 0))
-		return 0
+		return FALSE
 	switch(effecttype)
 		if(EFFECT_STUN)
 			Stun(effect * hit_percent)
@@ -109,7 +109,7 @@
 		if(EFFECT_JITTER)
 			if((status_flags & CANSTUN) && !HAS_TRAIT(src, TRAIT_STUNIMMUNE))
 				jitteriness = max(jitteriness,(effect * hit_percent))
-	return 1
+	return TRUE


 /mob/living/proc/apply_effects(stun = 0, knockdown = 0, unconscious = 0, irradiate = 0, slur = 0, stutter = 0, eyeblur = 0, drowsy = 0, blocked = 0, stamina = 0, jitter = 0, kd_stamoverride, kd_stammax)
@@ -163,7 +163,7 @@

 /mob/living/proc/setOxyLoss(amount, updating_health = TRUE, forced = FALSE)
 	if(status_flags & GODMODE)
-		return 0
+		return FALSE
 	oxyloss = amount
 	if(updating_health)
 		updatehealth()
@@ -179,7 +179,7 @@
 		affected_by = TOX_SYSCORRUPT

 	if(toxins_type != affected_by)
-		return 0
+		return FALSE
 	else
 		return toxloss

@@ -133,7 +133,7 @@
 	if(fire_stacks < 0) //If we've doused ourselves in water to avoid fire, dry off slowly
 		fire_stacks = min(0, fire_stacks + 1)//So we dry ourselves back to default, nonflammable.
 	if(!on_fire)
-		return 1
+		return TRUE
 	if(fire_stacks > 0)
 		adjust_fire_stacks(-0.1) //the fire is slowly consumed
 	else
@@ -243,7 +243,7 @@

 	// If there's no dir_to_target then the player is on the same turf as the atom they're trying to push.
 	// This can happen when a player is stood on the same turf as a directional window. All attempts to push
-	// the window will fail as get_dir will return 0 and the player will be unable to move the window when
+	// the window will fail as get_dir will return FALSE and the player will be unable to move the window when
 	// it should be pushable.
 	// In this scenario, we will use the facing direction of the /mob/living attempting to push the atom as
 	// a fallback.
@@ -683,7 +683,7 @@
 /mob/living/proc/can_be_revived()
 	. = 1
 	if(health <= HEALTH_THRESHOLD_DEAD)
-		return 0
+		return FALSE

 /mob/living/proc/update_damage_overlays()
 	return
@@ -1051,27 +1051,27 @@
 	//basic fast checks go first. When overriding this proc, I recommend calling ..() at the end.
 	var/turf/T = get_turf(src)
 	if(!T)
-		return 0
+		return FALSE
 	if(is_centcom_level(T.z)) //dont detect mobs on centcom
-		return 0
+		return FALSE
 	if(is_away_level(T.z))
-		return 0
+		return FALSE
 	if(user != null && src == user)
-		return 0
+		return FALSE
 	if(invisibility || alpha == 0)//cloaked
-		return 0
+		return FALSE
 	if(digitalcamo || digitalinvis)
-		return 0
+		return FALSE

 	// Now, are they viewable by a camera? (This is last because it's the most intensive check)
 	if(!near_camera(src))
-		return 0
+		return FALSE

-	return 1
+	return TRUE

 //used in datum/reagents/reaction() proc
 /mob/living/proc/get_permeability_protection(list/target_zones)
-	return 0
+	return FALSE

 /mob/living/proc/harvest(mob/living/user) //used for extra objects etc. in butchering
 	return
@@ -1120,7 +1120,7 @@
 /mob/living/proc/check_weakness(obj/item/weapon, mob/living/attacker)
 	if(mind && mind.has_antag_datum(/datum/antagonist/devil))
 		return check_devil_bane_multiplier(weapon, attacker)
-	return 1
+	return TRUE

 /mob/living/proc/check_acedia()
 	if(mind && mind.has_objective(/datum/objective/sintouched/acedia))
@@ -20,15 +20,15 @@


 /mob/living/proc/getarmor(def_zone, type)
-	return 0
+	return FALSE

 //this returns the mob's protection against eye damage (number between -1 and 2) from bright lights
 /mob/living/proc/get_eye_protection()
-	return 0
+	return FALSE

 //this returns the mob's protection against ear damage (0:no protection; 1: some ear protection; 2: has no ears)
 /mob/living/proc/get_ear_protection()
-	return 0
+	return FALSE

 /mob/living/proc/is_mouth_covered(head_only = 0, mask_only = 0)
 	return FALSE
@@ -96,7 +96,7 @@
 	return P.on_hit(src, final_percent, def_zone) ? BULLET_ACT_HIT : BULLET_ACT_BLOCK

 /mob/living/proc/check_projectile_dismemberment(obj/item/projectile/P, def_zone)
-	return 0
+	return FALSE

 /obj/item/proc/get_volume_by_throwforce_and_or_w_class()
 		if(throwforce && w_class)
@@ -104,7 +104,7 @@
 		else if(w_class)
 				return clamp(w_class * 8, 20, 100) // Multiply the item's weight class by 8, then clamp the value between 20 and 100
 		else
-				return 0
+				return FALSE

 /mob/living/hitby(atom/movable/AM, skipcatch, hitpush = TRUE, blocked = FALSE, datum/thrownthing/throwingdatum)
 	if(!isitem(AM))
@@ -202,11 +202,11 @@
 				if(GRAB_NECK)
 					log_combat(user, src, "attempted to strangle", addition="kill grab")
 			if(!do_mob(user, src, grab_upgrade_time))
-				return 0
+				return FALSE
 			if(!user.pulling || user.pulling != src || user.grab_state != old_grab_state || user.a_intent != INTENT_GRAB)
-				return 0
+				return FALSE
 			if(user.voremode && user.grab_state == GRAB_AGGRESSIVE)
-				return 0
+				return FALSE
 		user.setGrabState(user.grab_state + 1)
 		switch(user.grab_state)
 			if(GRAB_AGGRESSIVE)
@@ -240,7 +240,7 @@
 				if(!buckled && !density)
 					Move(user.loc)
 		user.set_pull_offsets(src, grab_state)
-		return 1
+		return TRUE

 /mob/living/on_attack_hand(mob/user, act_intent = user.a_intent, attackchain_flags)
 	..() //Ignoring parent return value here.
@@ -302,7 +302,7 @@
 		M.visible_message("<span class='notice'>\The [M] [M.friendly_verb_continuous] [src]!</span>",
 			"<span class='notice'>You [M.friendly_verb_simple] [src]!</span>", target = src,
 			target_message = "<span class='notice'>\The [M] [M.friendly_verb_continuous] you!</span>")
-		return 0
+		return FALSE
 	else
 		if(HAS_TRAIT(M, TRAIT_PACIFISM))
 			to_chat(M, "<span class='notice'>You don't want to hurt anyone!</span>")
@@ -310,7 +310,7 @@
 		var/damage = rand(M.melee_damage_lower, M.melee_damage_upper)
 		var/list/return_list = list()
 		if(mob_run_block(M, damage, "the [M.name]", ATTACK_TYPE_MELEE, M.armour_penetration, M, check_zone(M.zone_selected), return_list) & BLOCK_SUCCESS)
-			return 0
+			return FALSE
 		damage = block_calculate_resultant_damage(damage, return_list)
 		if(M.attack_sound)
 			playsound(src, M.attack_sound, 50, 1, 1)
@@ -418,7 +418,7 @@

 /mob/living/acid_act(acidpwr, acid_volume)
 	take_bodypart_damage(acidpwr * min(1, acid_volume * 0.1))
-	return 1
+	return TRUE

 ///As the name suggests, this should be called to apply electric shocks.
 /mob/living/proc/electrocute_act(shock_damage, source, siemens_coeff = 1, flags = NONE)
@@ -518,7 +518,7 @@

 //called when the mob receives a loud bang
 /mob/living/proc/soundbang_act()
-	return 0
+	return FALSE

 //to damage the clothes worn by a mob
 /mob/living/proc/damage_clothes(damage_amount, damage_type = BRUTE, damage_flag = 0, def_zone)
@@ -81,7 +81,7 @@
 		if (!buckled.anchored)
 			return buckled.Move(newloc, direct)
 		else
-			return 0
+			return FALSE

 	var/old_direction = dir
 	var/turf/T = loc
@@ -208,7 +208,7 @@ GLOBAL_LIST_INIT(department_radio_keys, list(
 	if(radio_return & REDUCE_RANGE)
 		message_range = 1
 	if(radio_return & NOPASS)
-		return 1
+		return TRUE

 	//No screams in space, unless you're next to someone.
 	var/turf/T = get_turf(src)
@@ -226,7 +226,7 @@ GLOBAL_LIST_INIT(department_radio_keys, list(
 		succumb()
 		to_chat(src, compose_message(src, language, message, null, spans, message_mode))

-	return 1
+	return TRUE

 /mob/living/compose_message(atom/movable/speaker, datum/language/message_language, raw_message, radio_freq, list/spans, message_mode, face_name = FALSE, atom/movable/source)
 	. = ..()
@@ -358,23 +358,23 @@ GLOBAL_LIST_INIT(department_radio_keys, list(

 /mob/living/can_speak(message) //For use outside of Say()
 	if(can_speak_basic(message) && can_speak_vocal(message))
-		return 1
+		return TRUE

 /mob/living/proc/can_speak_basic(message, ignore_spam = FALSE) //Check BEFORE handling of xeno and ling channels
 	if(client)
 		if(client.prefs.muted & MUTE_IC)
 			to_chat(src, "<span class='danger'>You cannot speak in IC (muted).</span>")
-			return 0
+			return FALSE
 		if(!ignore_spam && client.handle_spam_prevention(message,MUTE_IC))
-			return 0
+			return FALSE

-	return 1
+	return TRUE

 /mob/living/proc/can_speak_vocal(message) //Check AFTER handling of xeno and ling channels
 	var/obj/item/bodypart/leftarm = get_bodypart(BODY_ZONE_L_ARM)
 	var/obj/item/bodypart/rightarm = get_bodypart(BODY_ZONE_R_ARM)
 	if(HAS_TRAIT(src, TRAIT_MUTE) && get_selected_language() != /datum/language/signlanguage)
-		return 0
+		return FALSE

 	if (get_selected_language() == /datum/language/signlanguage)
 		var/left_disabled = FALSE
@@ -390,15 +390,15 @@ GLOBAL_LIST_INIT(department_radio_keys, list(
 		else
 			right_disabled = TRUE
 		if (left_disabled && right_disabled) // We want this to only return false if both arms are either missing or disabled since you could technically sign one-handed.
-			return 0
+			return FALSE

 	if(is_muzzled())
-		return 0
+		return FALSE

 	if(!IsVocal())
-		return 0
+		return FALSE

-	return 1
+	return TRUE

 /mob/living/proc/get_key(message)
 	var/key = message[1]
@@ -468,9 +468,9 @@ GLOBAL_LIST_INIT(department_radio_keys, list(
 			return ITALICS | REDUCE_RANGE

 		if(MODE_BINARY)
-			return ITALICS | REDUCE_RANGE //Does not return 0 since this is only reached by humans, not borgs or AIs.
+			return ITALICS | REDUCE_RANGE //Does not return FALSE since this is only reached by humans, not borgs or AIs.

-	return 0
+	return FALSE

 /mob/living/say_mod(input, message_mode)
 	. = ..()
@@ -618,7 +618,7 @@
 		queueAlarm(text("--- [] alarm detected in []! (No Camera)", class, home.name), class)
 	if (viewalerts)
 		ai_alerts()
-	return 1
+	return TRUE

 /mob/living/silicon/ai/freeCamera(area/home, obj/machinery/camera/cam)
 	for(var/class in alarms)
@@ -906,7 +906,7 @@
 		to_chat(user, "<span class='boldnotice'>Transfer successful</span>: [name] ([rand(1000,9999)].exe) removed from host terminal and stored within local memory.")

 /mob/living/silicon/ai/can_buckle()
-	return 0
+	return FALSE

 /mob/living/silicon/ai/incapacitated(ignore_restraints, ignore_grab)
 	if(aiRestorePowerRoutine)
@@ -12,8 +12,8 @@
 	if (stat != DEAD)
 		adjustBruteLoss(60)
 		updatehealth()
-		return 1
-	return 0
+		return TRUE
+	return FALSE

 /mob/living/silicon/ai/emp_act(severity)
 	. = ..()
@@ -177,8 +177,8 @@ GLOBAL_DATUM_INIT(cameranet, /datum/cameranet, new)
 		if(chunk.changed)
 			chunk.hasChanged(1) // Update now, no matter if it's visible or not.
 		if(chunk.visibleTurfs[position])
-			return 1
-	return 0
+			return TRUE
+	return FALSE

 /datum/cameranet/proc/stat_entry()
 	if(!statclick)
@@ -115,7 +115,7 @@
 	return TRUE

 /mob/camera/aiEye/Move()
-	return 0
+	return FALSE

 /mob/camera/aiEye/proc/GetViewerClient()
 	if(ai)
@@ -187,8 +187,8 @@
 						SEND_SOUND(M, voice)
 		else
 			SEND_SOUND(only_listener, voice)
-		return 1
-	return 0
+		return TRUE
+	return FALSE

 #undef VOX_DELAY
 #endif
@@ -2,14 +2,14 @@
 /mob/living/silicon/apply_damage(damage = 0,damagetype = BRUTE, def_zone = null, blocked = FALSE, forced = FALSE, wound_bonus = 0, bare_wound_bonus = 0, sharpness = SHARP_NONE)
 	var/hit_percent = (100-blocked)/100
 	if(!damage || (!forced && hit_percent <= 0))
-		return 0
+		return FALSE
 	var/damage_amount = forced ? damage : damage * hit_percent
 	switch(damagetype)
 		if(BRUTE)
 			adjustBruteLoss(damage_amount, forced = forced)
 		if(BURN)
 			adjustFireLoss(damage_amount, forced = forced)
-	return 1
+	return TRUE


 /mob/living/silicon/apply_effect(effect = 0,effecttype = EFFECT_STUN, blocked = FALSE)
@@ -230,7 +230,7 @@

 /datum/action/innate/pai/Trigger()
 	if(!ispAI(owner))
-		return 0
+		return FALSE
 	P = owner

 /datum/action/innate/pai/software
@@ -12,7 +12,7 @@

 /datum/paiCandidate/proc/savefile_save(mob/user)
 	if(IsGuestKey(user.key))
-		return 0
+		return FALSE

 	var/savefile/F = new /savefile(src.savefile_path(user))

@@ -24,7 +24,7 @@

 	WRITE_FILE(F["version"], 1)

-	return 1
+	return TRUE

 // loads the savefile corresponding to the mob's ckey
 // if silent=true, report incompatible savefiles
@@ -33,12 +33,12 @@

 /datum/paiCandidate/proc/savefile_load(mob/user, silent = TRUE)
 	if (IsGuestKey(user.key))
-		return 0
+		return FALSE

 	var/path = savefile_path(user)

 	if (!fexists(path))
-		return 0
+		return FALSE

 	var/savefile/F = new /savefile(path)

@@ -52,10 +52,10 @@
 		fdel(path)
 		if (!silent)
 			alert(user, "Your savefile was incompatible with this version and was deleted.")
-		return 0
+		return FALSE

 	F["name"] >> src.name
 	F["description"] >> src.description
 	F["role"] >> src.role
 	F["comments"] >> src.comments
-	return 1
+	return TRUE
@@ -206,12 +206,12 @@
 				var/count = 0
 				while(!isliving(M))
 					if(!M || !M.loc)
-						return 0 //For a runtime where M ends up in nullspace (similar to bluespace but less colourful)
+						return FALSE //For a runtime where M ends up in nullspace (similar to bluespace but less colourful)
 					M = M.loc
 					count++
 					if(count >= 6)
 						to_chat(src, "You are not being carried by anyone!")
-						return 0
+						return FALSE
 				spawn CheckDNA(M, src)

 		if("pdamessage")
@@ -351,7 +351,7 @@
 	if(module_active)
 		return held_items.Find(module_active)

-	return 0
+	return FALSE

 /**
 * Selects the module in the slot module_num.
@@ -271,7 +271,7 @@
 	if(source.z != z)
 		return
 	if(stat == DEAD)
-		return 1
+		return TRUE
 	var/list/our_sort = alarms[class]
 	for(var/areaname in our_sort)
 		if (areaname == home.name)
@@ -279,7 +279,7 @@
 			var/list/sources = alarm[3]
 			if (!(source in sources))
 				sources += source
-			return 1
+			return TRUE

 	var/obj/machinery/camera/cam = null
 	var/list/our_cams = null
@@ -979,7 +979,7 @@
 	ionpulse = FALSE
 	revert_shell()

-	return 1
+	return TRUE

 /mob/living/silicon/robot/proc/has_module()
 	if(!module || module.type == /obj/item/robot_module)
@@ -1302,7 +1302,7 @@
 	switch(choice)
 		if("Resting")
 			update_icons()
-			return 0
+			return FALSE
 		if("Sitting")
 			sitting = 1
 		if("Belly up")
@@ -1128,10 +1128,10 @@
 	if (energy >= amount)
 		energy -= amount
 		if (energy == 0)
-			return 1
+			return TRUE
 		return 2
 	else
-		return 0
+		return FALSE

 /datum/robot_energy_storage/proc/add_charge(amount)
 	energy = min(energy + amount, max_energy)
@@ -1,6 +1,6 @@
 /mob/living/silicon/robot/Process_Spacemove(movement_dir = 0)
 	if(ionpulse())
-		return 1
+		return TRUE
 	return ..()

 /mob/living/silicon/robot/mob_negates_gravity()
@@ -24,10 +24,10 @@
 			to_chat(M, "<span class='binarysay'>[link] [rendered]</span>")

 /mob/living/silicon/binarycheck()
-	return 1
+	return TRUE

 /mob/living/silicon/lingcheck()
-	return 0 //Borged or AI'd lings can't speak on the ling channel.
+	return FALSE //Borged or AI'd lings can't speak on the ling channel.

 /mob/living/silicon/radio(message, message_mode, list/spans, language)
 	. = ..()
@@ -44,7 +44,7 @@
 			radio.talk_into(src, message, message_mode, spans, language)
 			return ITALICS | REDUCE_RANGE

-	return 0
+	return FALSE

 /mob/living/silicon/get_message_mode(message)
 	. = ..()
@@ -364,12 +364,12 @@
 	to_chat(src, "<span class='notice'>Automatic announcements [Autochan == "None" ? "will not use the radio." : "set to [Autochan]."]</span>")

 /mob/living/silicon/put_in_hand_check() // This check is for borgs being able to receive items, not put them in others' hands.
-	return 0
+	return FALSE

 // The src mob is trying to place an item on someone
 // But the src mob is a silicon!!  Disable.
 /mob/living/silicon/stripPanelEquip(obj/item/what, mob/who, slot)
-	return 0
+	return FALSE


 /mob/living/silicon/assess_threat(judgement_criteria, lasercolor = "", datum/callback/weaponcheck=null) //Secbots won't hunt silicon units
@@ -434,7 +434,7 @@
 	return ..()

 /mob/living/silicon/is_literate()
-	return 1
+	return TRUE

 /mob/living/silicon/get_inactive_held_item()
 	return FALSE
@@ -95,7 +95,7 @@
 		for(var/mob/living/M in buckled_mobs)
 			unbuckle_mob(M)
 			M.electrocute_act(shock_damage/100, source, siemens_coeff, flags)	//Hard metal shell conducts!
-	return 0 //So borgs they don't die trying to fix wiring
+	return FALSE //So borgs they don't die trying to fix wiring

 /mob/living/silicon/emp_act(severity)
 	. = ..()
@@ -57,7 +57,7 @@
 	if(.) //successful larva bite
 		var/damage = rand(1, 3)
 		attack_threshold_check(damage)
-		return 1
+		return TRUE
 	if (M.a_intent == INTENT_HELP)
 		if (health > 0)
 			visible_message("<span class='notice'>[M.name] [response_help_continuous] [src].</span>", \
@@ -349,8 +349,8 @@

 /mob/living/simple_animal/bot/ed209/proc/check_for_weapons(var/obj/item/slot_item)
 	if(slot_item && (slot_item.item_flags & NEEDS_PERMIT))
-		return 1
-	return 0
+		return TRUE
+	return FALSE

 /mob/living/simple_animal/bot/ed209/explode()
 	walk_to(src,0)
@@ -284,9 +284,9 @@
 /mob/living/simple_animal/bot/floorbot/proc/is_hull_breach(turf/t) //Ignore space tiles not considered part of a structure, also ignores shuttle docking areas.
 	var/area/t_area = get_area(t)
 	if(t_area && (t_area.name == "Space" || findtext(t_area.name, "huttle")))
-		return 0
+		return FALSE
 	else
-		return 1
+		return TRUE

 //Floorbots, having several functions, need sort out special conditions here.
 /mob/living/simple_animal/bot/floorbot/process_scan(scan_target)
@@ -279,17 +279,17 @@
 	if(isconstruct(A)) //is it a construct?
 		var/mob/living/simple_animal/hostile/construct/C = A
 		if(C.health < C.maxHealth) //is it hurt? let's go heal it if it is
-			return 1
+			return TRUE
 		else
-			return 0
+			return FALSE
 	else
-		return 0
+		return FALSE

 /mob/living/simple_animal/hostile/construct/builder/CanAttack(atom/the_target)
 	if(see_invisible < the_target.invisibility)//Target's invisible to us, forget it
-		return 0
+		return FALSE
 	if(Found(the_target) || ..()) //If we Found it or Can_Attack it normally, we Can_Attack it as long as it wasn't invisible
-		return 1 //as a note this shouldn't be added to base hostile mobs because it'll mess up retaliate hostile mobs
+		return TRUE //as a note this shouldn't be added to base hostile mobs because it'll mess up retaliate hostile mobs

 /mob/living/simple_animal/hostile/construct/builder/MoveToTarget(var/list/possible_targets)
 	..()
@@ -297,7 +297,7 @@
 		var/mob/living/L = target
 		if(isconstruct(L) && L.health >= L.maxHealth) //is this target an unhurt construct? stop trying to heal it
 			LoseTarget()
-			return 0
+			return FALSE
 		if(L.health <= melee_damage_lower+melee_damage_upper) //ey bucko you're hurt as fuck let's go hit you
 			retreat_distance = null
 			minimum_distance = 1
@@ -670,7 +670,7 @@ GLOBAL_LIST_INIT(strippable_corgi_items, create_strippable_list(list(
 	vocal_pitch = 0.6

 /mob/living/simple_animal/pet/dog/corgi/puppy/void/Process_Spacemove(movement_dir = 0)
-	return 1	//Void puppies can navigate space.
+	return TRUE	//Void puppies can navigate space.


 //LISA! SQUEEEEEEEEE~
@@ -276,7 +276,7 @@
 		return ..()

 /mob/living/simple_animal/drone/mob_negates_gravity()
-	return 1
+	return TRUE

 /mob/living/simple_animal/drone/mob_has_gravity()
 	return ..() || mob_negates_gravity()
@@ -286,10 +286,10 @@

 /mob/living/simple_animal/drone/bee_friendly()
 	// Why would bees pay attention to drones?
-	return 1
+	return TRUE

 /mob/living/simple_animal/drone/electrocute_act(shock_damage, source, siemens_coeff = 1, flags = NONE)
-	return 0 //So they don't die trying to fix wiring
+	return FALSE //So they don't die trying to fix wiring

 /mob/living/simple_animal/drone/can_see_reagents()
 	. = ..()
@@ -176,7 +176,7 @@

 /mob/living/simple_animal/drone/cogscarab/get_armor_effectiveness()
 	if(GLOB.ratvar_awakens)
-		return 1
+		return TRUE
 	return ..()

 /mob/living/simple_animal/drone/cogscarab/triggerAlarm(class, area/A, O, obj/alarmsource)
@@ -85,7 +85,7 @@
 	return (armorval * get_armor_effectiveness()) //armor is reduced for tiny fragile drones

 /mob/living/simple_animal/drone/proc/get_armor_effectiveness()
-	return 0 //multiplier for whatever head armor you wear as a drone
+	return FALSE //multiplier for whatever head armor you wear as a drone

 /mob/living/simple_animal/drone/proc/update_drone_hack(hack, clockwork)
 	if(!istype(src) || !mind)
@@ -15,22 +15,22 @@
 		if(I == internal_storage)
 			internal_storage = null
 			update_inv_internal_storage()
-		return 1
-	return 0
+		return TRUE
+	return FALSE


 /mob/living/simple_animal/drone/can_equip(obj/item/I, slot, disable_warning = FALSE, bypass_equip_delay_self = FALSE, clothing_check = FALSE, list/return_warning)
 	switch(slot)
 		if(ITEM_SLOT_HEAD)
 			if(head)
-				return 0
+				return FALSE
 			if(!((I.slot_flags & ITEM_SLOT_HEAD) || (I.slot_flags & ITEM_SLOT_MASK)))
-				return 0
-			return 1
+				return FALSE
+			return TRUE
 		if(ITEM_SLOT_DEX_STORAGE)
 			if(internal_storage)
-				return 0
-			return 1
+				return FALSE
+			return TRUE
 	..()


@@ -95,7 +95,7 @@
 /mob/living/simple_animal/hostile/retaliate/goat/attackby(obj/item/O, mob/user, params)
 	if(stat == CONSCIOUS && istype(O, /obj/item/reagent_containers/glass))
 		udder.milkAnimal(O, user)
-		return 1
+		return TRUE
 	else
 		return ..()

@@ -159,7 +159,7 @@
 /mob/living/simple_animal/cow/attackby(obj/item/O, mob/user, params)
 	if(stat == CONSCIOUS && istype(O, /obj/item/reagent_containers/glass))
 		udder.milkAnimal(O, user)
-		return 1
+		return TRUE
 	else
 		return ..()

@@ -228,7 +228,7 @@ GLOBAL_LIST(bad_gremlin_items)
 	return ..()

 /mob/living/simple_animal/hostile/gremlin/IsAdvancedToolUser()
-	return 1
+	return TRUE

 /mob/living/simple_animal/hostile/gremlin/proc/divide()
 	//Health is halved and then reduced by 2. A new gremlin is spawned with the same health as the parent
@@ -47,15 +47,15 @@
 		if(I == internal_storage)
 			internal_storage = null
 			update_inv_internal_storage()
-		return 1
-	return 0
+		return TRUE
+	return FALSE

 /mob/living/simple_animal/hostile/guardian/dextrous/can_equip(obj/item/I, slot, disable_warning = FALSE, bypass_equip_delay_self = FALSE, clothing_check = FALSE, list/return_warning)
 	switch(slot)
 		if(ITEM_SLOT_DEX_STORAGE)
 			if(internal_storage)
-				return 0
-			return 1
+				return FALSE
+			return TRUE
 	..()

 /mob/living/simple_animal/hostile/guardian/dextrous/equip_to_slot(obj/item/I, slot)
@@ -29,7 +29,7 @@

 /mob/living/simple_animal/hostile/guardian/protector/ToggleMode()
 	if(cooldown > world.time)
-		return 0
+		return FALSE
 	cooldown = world.time + 10
 	if(toggle)
 		cut_overlays()
@@ -246,7 +246,7 @@

 /mob/living/simple_animal/hostile/poison/giant_spider/handle_automated_action()
 	if(!..()) //AIStatus is off
-		return 0
+		return FALSE
 	if(AIStatus == AI_IDLE)
 		//1% chance to skitter madly away
 		if(!busy && prob(1))
@@ -255,7 +255,7 @@
 			spawn(50)
 				stop_automated_movement = 0
 				walk(src,0)
-		return 1
+		return TRUE

 /mob/living/simple_animal/hostile/poison/giant_spider/nurse/proc/GiveUp(C)
 	spawn(100)
@@ -418,7 +418,7 @@
 	else
 		message = "<span class='notice'>You prepare to wrap something in a cocoon. <B>Left-click your target to start wrapping!</B></span>"
 		add_ranged_ability(user, message, TRUE)
-		return 1
+		return TRUE

 /obj/effect/proc_holder/wrap/InterceptClickOn(mob/living/caller, params, atom/target)
 	if(..())
@@ -450,11 +450,11 @@
 /datum/action/innate/spider/lay_eggs/IsAvailable(silent = FALSE)
 	if(..())
 		if(!istype(owner, /mob/living/simple_animal/hostile/poison/giant_spider/nurse))
-			return 0
+			return FALSE
 		var/mob/living/simple_animal/hostile/poison/giant_spider/nurse/S = owner
 		if(S.fed)
-			return 1
-		return 0
+			return TRUE
+		return FALSE

 /datum/action/innate/spider/lay_eggs/Activate()
 	if(!istype(owner, /mob/living/simple_animal/hostile/poison/giant_spider/nurse))
@@ -86,7 +86,7 @@

 /mob/living/simple_animal/hostile/handle_automated_action()
 	if(AIStatus == AI_OFF)
-		return 0
+		return FALSE
 	var/list/possible_targets = ListTargets() //we look around for potential targets and make it a list for later use.

 	if(environment_smash)
@@ -98,7 +98,7 @@
 		if(!MoveToTarget(possible_targets))     //if we lose our target
 			if(AIShouldSleep(possible_targets))	// we try to acquire a new one
 				toggle_ai(AI_IDLE)			// otherwise we go idle
-	return 1
+	return TRUE

 /mob/living/simple_animal/hostile/handle_automated_movement()
 	. = ..()
@@ -273,7 +273,7 @@
 	if(target != null)
 		GainPatience()
 		Aggro()
-		return 1
+		return TRUE

 //What we do after closing in
 /mob/living/simple_animal/hostile/proc/MeleeAction(patience = TRUE)
@@ -295,12 +295,12 @@
 	stop_automated_movement = 1
 	if(!target || !CanAttack(target))
 		LoseTarget()
-		return 0
+		return FALSE
 	if(target in possible_targets)
 		var/turf/T = get_turf(src)
 		if(target.z != T.z)
 			LoseTarget()
-			return 0
+			return FALSE
 		var/target_distance = get_dist(targets_from,target)
 		if(ranged) //We ranged? Shoot at em
 			if(!target.Adjacent(targets_from) && ranged_cooldown <= world.time) //But make sure they're not in range for a melee attack and our range attack is off cooldown
@@ -310,7 +310,7 @@
 			return TRUE
 		if(!Process_Spacemove()) //Drifting
 			walk(src,0)
-			return 1
+			return TRUE
 		if(retreat_distance != null) //If we have a retreat distance, check if we need to run from our target
 			if(target_distance <= retreat_distance) //If target's closer than our retreat distance, run
 				walk_away(src,target,retreat_distance,move_to_delay)
@@ -325,8 +325,8 @@
 				if(rapid_melee > 1 && target_distance <= melee_queue_distance)
 					MeleeAction(FALSE)
 				in_melee = FALSE //If we're just preparing to strike do not enter sidestep mode
-			return 1
-		return 0
+			return TRUE
+		return FALSE
 	if(environment_smash)
 		if(target.loc != null && get_dist(targets_from, target.loc) <= vision_range) //We can't see our target, but he's in our vision range still
 			if(ranged_ignores_vision && ranged_cooldown <= world.time) //we can't see our target... but we can fire at them!
@@ -334,12 +334,12 @@
 			if((environment_smash & ENVIRONMENT_SMASH_WALLS) || (environment_smash & ENVIRONMENT_SMASH_RWALLS)) //If we're capable of smashing through walls, forget about vision completely after finding our target
 				Goto(target,move_to_delay,minimum_distance)
 				FindHidden()
-				return 1
+				return TRUE
 			else
 				if(FindHidden())
-					return 1
+					return TRUE
 	LoseTarget()
-	return 0
+	return FALSE

 /mob/living/simple_animal/hostile/proc/Goto(target, delay, minimum_distance)
 	if(target == src.target)
@@ -530,7 +530,7 @@
 		Goto(A,move_to_delay,minimum_distance)
 		if(A.Adjacent(targets_from))
 			A.attack_animal(src)
-		return 1
+		return TRUE

 /mob/living/simple_animal/hostile/RangedAttack(atom/A, params) //Player firing
 	if(ranged && ranged_cooldown <= world.time)
@@ -70,7 +70,7 @@

 /mob/living/simple_animal/hostile/syndicate/mecha_pilot/proc/enter_mecha(obj/vehicle/sealed/mecha/M)
 	if(!M)
-		return 0
+		return FALSE
 	target = null //Target was our mecha, so null it out
 	M.aimob_enter_mech(src)
 	targets_from = M
@@ -95,7 +95,7 @@

 /mob/living/simple_animal/hostile/syndicate/mecha_pilot/proc/exit_mecha(obj/vehicle/sealed/mecha/M)
 	if(!M)
-		return 0
+		return FALSE

 	mecha.aimob_exit_mech(src)
 	allow_movement_on_non_turfs = FALSE
@@ -280,7 +280,7 @@

 /mob/living/simple_animal/hostile/syndicate/mecha_pilot/EscapeConfinement()
 	if(mecha && loc == mecha)
-		return 0
+		return FALSE
 	..()


@@ -153,7 +153,7 @@ Difficulty: Hard
 	if(is_enraged())
 		visible_message("<span class='danger'>[src] deflects the projectile; [p_they()] can't be hit with ranged weapons while enraged!</span>", "<span class='userdanger'>You deflect the projectile!</span>")
 		playsound(src, pick('sound/weapons/bulletflyby.ogg', 'sound/weapons/bulletflyby2.ogg', 'sound/weapons/bulletflyby3.ogg'), 300, 1)
-		return 0
+		return FALSE
 	return ..()

 /mob/living/simple_animal/hostile/megafauna/bubblegum/ex_act(severity, target, origin)
@@ -203,7 +203,7 @@ Difficulty: Medium
 		if(!any_attack)
 			for(var/obj/effect/temp_visual/drakewall/D in drakewalls)
 				qdel(D)
-			return 0 // nothing to attack in the arena time for enraged attack if we still have a target
+			return FALSE // nothing to attack in the arena time for enraged attack if we still have a target
 		for(var/turf/T in turfs)
 			if(!(T in empty))
 				new /obj/effect/temp_visual/lava_warning(T)
@@ -211,7 +211,7 @@ Difficulty: Medium
 				new /obj/effect/temp_visual/lava_safe(T)
 		amount--
 		sleep(24)
-	return 1 // attack finished completely
+	return TRUE // attack finished completely

 /mob/living/simple_animal/hostile/megafauna/dragon/proc/arena_escape_enrage() // you ran somehow / teleported away from my arena attack now i'm mad fucker
 	SetRecoveryTime(80)
@@ -143,8 +143,8 @@ GLOBAL_LIST_INIT(protected_objects, list(/obj/structure/table, /obj/structure/ca

 /mob/living/simple_animal/hostile/mimic/copy/proc/CheckObject(obj/O)
 	if((isitem(O) || isstructure(O)) && !is_type_in_list(O, GLOB.protected_objects))
-		return 1
-	return 0
+		return TRUE
+	return FALSE

 /mob/living/simple_animal/hostile/mimic/copy/proc/CopyObject(obj/O, mob/living/user, destroy_original = 0)
 	if(destroy_original || CheckObject(O))
@@ -176,7 +176,7 @@ GLOBAL_LIST_INIT(protected_objects, list(/obj/structure/table, /obj/structure/ca
 			faction += "[REF(creator)]" // very unique
 		if(destroy_original)
 			qdel(O)
-		return 1
+		return TRUE

 /mob/living/simple_animal/hostile/mimic/copy/DestroySurroundings()
 	if(destroy_objects)
@@ -197,11 +197,11 @@ GLOBAL_LIST_INIT(protected_objects, list(/obj/structure/table, /obj/structure/ca

 /mob/living/simple_animal/hostile/mimic/copy/machine/CanAttack(atom/the_target)
 	if(the_target == creator) // Don't attack our creator AI.
-		return 0
+		return FALSE
 	if(iscyborg(the_target))
 		var/mob/living/silicon/robot/R = the_target
 		if(R.connected_ai == creator) // Only attack robots that aren't synced to our creator AI.
-			return 0
+			return FALSE
 	return ..()

 /mob/living/simple_animal/hostile/mimic/copy/ranged
@@ -39,7 +39,7 @@
 	for(var/mob/living/simple_animal/hostile/retaliate/H in around)
 		if(faction_check_mob(H) && !attack_same && !H.attack_same)
 			H.enemies |= enemies
-	return 0
+	return FALSE

 /mob/living/simple_animal/hostile/retaliate/adjustHealth(amount, updating_health = TRUE, forced = FALSE)
 	. = ..()
@@ -36,7 +36,7 @@
 	faction = list("shark")

 /mob/living/simple_animal/hostile/shark/Process_Spacemove(var/movement_dir = 0)
-	return 1   //No drifting in space for space sharks....either!
+	return TRUE   //No drifting in space for space sharks....either!

 /mob/living/simple_animal/hostile/shark/FindTarget()
 	. = ..()
@@ -78,7 +78,7 @@
 	if(can_be_seen(NewLoc))
 		if(client)
 			to_chat(src, "<span class='warning'>You cannot move, there are eyes on you!</span>")
-		return 0
+		return FALSE
 	return ..()

 /mob/living/simple_animal/hostile/statue/BiologicalLife(delta_time, times_fired)
@@ -136,7 +136,7 @@
 // Cannot talk

 /mob/living/simple_animal/hostile/statue/say(message, bubble_type, var/list/spans = list(), sanitize = TRUE, datum/language/language = null, ignore_spam = FALSE, forced = null)
-	return 0
+	return FALSE

 // Turn to dust when gibbed

@@ -150,7 +150,7 @@
 	if(isliving(the_target))
 		var/mob/living/L = the_target
 		if(!L.client && !L.ckey)
-			return 0
+			return FALSE
 	return ..()

 // Don't attack your creator if there is one
@@ -228,4 +228,4 @@
 /mob/living/simple_animal/hostile/statue/restrained(ignore_grab)
 	. = ..()
 	if(can_be_seen(loc))
-		return 1
+		return TRUE
@@ -188,7 +188,7 @@
 			ears.talk_into(src, message, message_mode, spans, language)
 			return ITALICS | REDUCE_RANGE

-	return 0
+	return FALSE

 GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(
 	/datum/strippable_item/parrot_headset,
@@ -627,12 +627,12 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(
 				parrot_state = PARROT_WANDER
 				parrot_stuck = 0
 				parrot_lastmove = null
-				return 1
+				return TRUE
 		else
 			parrot_lastmove = null
 	else
 		parrot_lastmove = src.loc
-	return 0
+	return FALSE

 /mob/living/simple_animal/parrot/proc/attempt_item_theft()
 	//Search for item to steal
@@ -710,7 +710,7 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(

 	if(held_item)
 		to_chat(src, "<span class='warning'>You are already holding [held_item]!</span>")
-		return 1
+		return TRUE

 	for(var/obj/item/I in view(1,src))
 		//Make sure we're not already holding it and it's small enough
@@ -726,7 +726,7 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(
 			return held_item

 	to_chat(src, "<span class='warning'>There is nothing of interest to take!</span>")
-	return 0
+	return FALSE

 /mob/living/simple_animal/parrot/proc/steal_from_mob()
 	set name = "Steal from mob"
@@ -738,7 +738,7 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(

 	if(held_item)
 		to_chat(src, "<span class='warning'>You are already holding [held_item]!</span>")
-		return 1
+		return TRUE

 	var/obj/item/stolen_item = null

@@ -755,7 +755,7 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(
 			return held_item

 	to_chat(src, "<span class='warning'>There is nothing of interest to take!</span>")
-	return 0
+	return FALSE

 /mob/living/simple_animal/parrot/verb/drop_held_item_player()
 	set name = "Drop held item"
@@ -780,7 +780,7 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(
 	if(!held_item)
 		if(src == usr) //So that other mobs wont make this message appear when they're bludgeoning you.
 			to_chat(src, "<span class='danger'>You have nothing to drop!</span>")
-		return 0
+		return FALSE


 //parrots will eat crackers instead of dropping them
@@ -790,7 +790,7 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(
 		if(health < maxHealth)
 			adjustBruteLoss(-10)
 		emote("me", EMOTE_VISIBLE, "[src] eagerly downs the cracker.")
-		return 1
+		return TRUE


 	if(!drop_gently)
@@ -800,13 +800,13 @@ GLOBAL_LIST_INIT(strippable_parrot_items, create_strippable_list(list(
 			G.prime()
 			to_chat(src, "You let go of [held_item]!")
 			held_item = null
-			return 1
+			return TRUE

 	to_chat(src, "You drop [held_item].")

 	held_item.forceMove(drop_location())
 	held_item = null
-	return 1
+	return TRUE

 /mob/living/simple_animal/parrot/proc/perch_player()
 	set name = "Sit"
@@ -215,7 +215,7 @@
 					if(Process_Spacemove(anydir))
 						Move(get_step(src, anydir), anydir)
 						turns_since_move = 0
-			return 1
+			return TRUE

 /mob/living/simple_animal/proc/handle_automated_speech(var/override)
 	set waitfor = FALSE
@@ -620,11 +620,11 @@

 /mob/living/simple_animal/slime/proc/will_hunt(hunger = -1) // Check for being stopped from feeding and chasing
 	if (docile)
-		return 0
+		return FALSE
 	if (hunger == 2 || rabid || attacked)
-		return 1
+		return TRUE
 	if (Leader)
-		return 0
+		return FALSE
 	if (holding_still)
-		return 0
-	return 1
+		return FALSE
+	return TRUE
@@ -16,16 +16,16 @@
 		var/mob/living/simple_animal/slime/S = owner
 		if(needs_growth == GROWTH_NEEDED)
 			if(S.amount_grown >= SLIME_EVOLUTION_THRESHOLD)
-				return 1
-			return 0
-		return 1
+				return TRUE
+			return FALSE
+		return TRUE

 /mob/living/simple_animal/slime/verb/Feed()
 	set category = "Slime"
 	set desc = "This will let you feed on any valid creature in the surrounding area. This should also be used to halt the feeding process."

 	if(stat)
-		return 0
+		return FALSE

 	var/list/choices = list()
 	for(var/mob/living/C in fov_view(1,src))
@@ -34,10 +34,10 @@

 	var/mob/living/M = input(src,"Who do you wish to feed on?") in null|choices
 	if(!M)
-		return 0
+		return FALSE
 	if(CanFeedon(M))
 		Feedon(M)
-		return 1
+		return TRUE

 /datum/action/innate/slime/feed
 	name = "Feed"
@@ -326,7 +326,7 @@
 			if(M.a_intent == INTENT_HELP || M.a_intent == INTENT_DISARM)
 				for(var/datum/surgery/S in surgeries)
 					if(S.next_step(M,M.a_intent))
-						return 1
+						return TRUE
 		if(..()) //successful attack
 			attacked += 10

@@ -343,7 +343,7 @@
 		if(user.a_intent == INTENT_HELP || user.a_intent == INTENT_DISARM)
 			for(var/datum/surgery/S in surgeries)
 				if(S.next_step(user,user.a_intent))
-					return 1
+					return TRUE
 	if(istype(W, /obj/item/stack/sheet/mineral/plasma) && !stat) //Let's you feed slimes plasma.
 		if (user in Friends)
 			++Friends[user]
@@ -478,10 +478,10 @@
 	docile = 1

 /mob/living/simple_animal/slime/can_unbuckle()
-	return 0
+	return FALSE

 /mob/living/simple_animal/slime/can_buckle()
-	return 0
+	return FALSE

 /mob/living/simple_animal/slime/get_mob_buckling_height(mob/seat)
 	if(..())
@@ -29,7 +29,7 @@
 	var/datum/status_effect/incapacitating/stun/S = IsStun()
 	if(S)
 		return S.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Stun(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_STUN, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -86,7 +86,7 @@
 	var/datum/status_effect/incapacitating/knockdown/K = IsKnockdown()
 	if(K)
 		return K.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Knockdown(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_KNOCKDOWN, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -142,7 +142,7 @@
 	var/datum/status_effect/incapacitating/immobilized/I = IsImmobilized()
 	if(I)
 		return I.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Immobilize(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_IMMOBILIZE, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -198,7 +198,7 @@
 	var/datum/status_effect/incapacitating/paralyzed/P = IsParalyzed(FALSE)
 	if(P)
 		return P.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Paralyze(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_PARALYZE, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -254,7 +254,7 @@
 	var/datum/status_effect/incapacitating/dazed/I = IsDazed()
 	if(I)
 		return I.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Daze(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_DAZE, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -310,7 +310,7 @@
 	var/datum/status_effect/staggered/I = IsStaggered()
 	if(I)
 		return I.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Stagger(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_STAGGER, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -417,7 +417,7 @@
 	var/datum/status_effect/incapacitating/unconscious/U = IsUnconscious()
 	if(U)
 		return U.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Unconscious(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_UNCONSCIOUS, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -464,7 +464,7 @@
 	var/datum/status_effect/incapacitating/sleeping/S = IsSleeping()
 	if(S)
 		return S.duration - world.time
-	return 0
+	return FALSE

 /mob/living/proc/Sleeping(amount, updating = TRUE, ignore_canstun = FALSE) //Can't go below remaining duration
 	if(SEND_SIGNAL(src, COMSIG_LIVING_STATUS_SLEEP, amount, updating, ignore_canstun) & COMPONENT_NO_STUN)
@@ -62,7 +62,7 @@
 	set hidden = 1

 	if(!loc)
-		return 0
+		return FALSE

 	var/datum/gas_mixture/environment = loc.return_air()

@@ -677,7 +677,7 @@ GLOBAL_VAR_INIT(exploit_warn_spam_prevention, 0)
 	return

 /mob/proc/assess_threat(judgement_criteria, lasercolor = "", datum/callback/weaponcheck=null) //For sec bot threat assessment
-	return 0
+	return FALSE

 /mob/proc/get_ghost(even_if_they_cant_reenter = 0)
 	if(mind)
@@ -750,7 +750,7 @@ GLOBAL_VAR_INIT(exploit_warn_spam_prevention, 0)
 	if(isliving(seat))
 		var/mob/living/L = seat
 		if(L.mob_size <= MOB_SIZE_SMALL) //being on top of a small mob doesn't put you very high.
-			return 0
+			return FALSE
 	return 9

 //can the mob be buckled to something by default?
@@ -804,7 +804,7 @@ GLOBAL_VAR_INIT(exploit_warn_spam_prevention, 0)
 /mob/proc/fully_replace_character_name(oldname,newname)
 	log_message("[src] name changed from [oldname] to [newname]", LOG_OWNERSHIP)
 	if(!newname)
-		return 0
+		return FALSE
 	real_name = newname
 	name = newname
 	if(mind)
@@ -822,7 +822,7 @@ GLOBAL_VAR_INIT(exploit_warn_spam_prevention, 0)
 				// Only update if this player is a target
 				if(obj.target && obj.target.current && obj.target.current.real_name == name)
 					obj.update_explanation_text()
-	return 1
+	return TRUE

 //Updates GLOB.data_core records with new name , see mob/living/carbon/human
 /mob/proc/replace_records_name(oldname,newname)
@@ -881,7 +881,7 @@ GLOBAL_VAR_INIT(exploit_warn_spam_prevention, 0)
 		client.mouse_pointer_icon = client.mouse_override_icon

 /mob/proc/is_literate()
-	return 0
+	return FALSE

 /mob/proc/can_hold_items()
 	return FALSE
@@ -38,9 +38,9 @@
 /proc/above_neck(zone)
 	var/list/zones = list(BODY_ZONE_HEAD, BODY_ZONE_PRECISE_MOUTH, BODY_ZONE_PRECISE_EYES)
 	if(zones.Find(zone))
-		return 1
+		return TRUE
 	else
-		return 0
+		return FALSE

 /**
  * Convert random parts of a passed in message to stars
@@ -269,7 +269,7 @@ It's fairly easy to fix if dealing with single letters but not so much with comp
 		var/mob/M = i
 		if(M.real_name == msg)
 			return M
-	return 0
+	return FALSE

 /mob/proc/first_name()
 	var/static/regex/firstname = new("^\[^\\s-\]+") //First word before whitespace or "-"
@@ -364,7 +364,7 @@ It's fairly easy to fix if dealing with single letters but not so much with comp
 	return FALSE

 /mob/proc/reagent_check(datum/reagent/R) // utilized in the species code
-	return 1
+	return TRUE

 /proc/notify_ghosts(message, ghost_sound, enter_link, atom/source, mutable_appearance/alert_overlay, action = NOTIFY_JUMP, flashwindow = TRUE, ignore_mapload = TRUE, ignore_key, ignore_dnr_observers = FALSE, header) //Easy notification of ghosts.
 	if(ignore_mapload && SSatoms.initialized != INITIALIZATION_INNEW_REGULAR)	//don't notify for objects created during a map load
@@ -407,7 +407,7 @@ It's fairly easy to fix if dealing with single letters but not so much with comp
 				H.update_damage_overlays()
 			user.visible_message("[user] has fixed some of the [dam ? "dents on" : "burnt wires in"] [H]'s [affecting.name].", \
 			"<span class='notice'>You fix some of the [dam ? "dents on" : "burnt wires in"] [H]'s [affecting.name].</span>")
-			return 1 //successful heal
+			return TRUE //successful heal
 		else
 			to_chat(user, "<span class='warning'>[affecting] is already in good condition!</span>")

@@ -478,9 +478,9 @@ It's fairly easy to fix if dealing with single letters but not so much with comp

 /mob/proc/is_flying(mob/M = src)
 	if(M.movement_type & FLYING)
-		return 1
+		return TRUE
 	else
-		return 0
+		return FALSE

 /mob/proc/click_random_mob()
 	var/list/nearby_mobs = list()
@@ -154,7 +154,7 @@
 		return TRUE

 /mob/proc/hivecheck()
-	return 0
+	return FALSE

 /mob/proc/lingcheck()
 	return LINGHIVE_NONE
@@ -128,7 +128,7 @@ global procs

 	handle_inherent_channels(message, message_mode)
 		If message_mode is MODE_BINARY, MODE_ALIEN or MODE_CHANGELING (or, for AIs, MODE_HOLOPAD), this will
-		handle speaking in those modes. Return 1 to exit say().
+		handle speaking in those modes. return TRUE to exit say().

 	treat_message(message)
 		What it says on the tin. Treats the message according to masks, mutantraces, mutations, etc.
@@ -143,7 +143,7 @@ global procs
 		ITALICS = add italics to the message
 		REDUCE_RANGE = reduce the message range to one tile.

-		Return 0 if no radio was spoken into.
+		return FALSE if no radio was spoken into.
 		IMPORTANT: remember to call ..() and check for ..()'s return value properly!

 ============================RADIOS=============================
@@ -603,35 +603,35 @@

 //Bad mobs! - Remember to add a comment explaining what's wrong with the mob
 	if(!MP)
-		return 0	//Sanity, this should never happen.
+		return FALSE	//Sanity, this should never happen.

 	if(ispath(MP, /mob/living/simple_animal/hostile/construct))
-		return 0 //Verbs do not appear for players.
+		return FALSE //Verbs do not appear for players.

 //Good mobs!
 	if(ispath(MP, /mob/living/simple_animal/pet/cat))
-		return 1
+		return TRUE
 	if(ispath(MP, /mob/living/simple_animal/pet/dog/corgi))
-		return 1
+		return TRUE
 	if(ispath(MP, /mob/living/simple_animal/crab))
-		return 1
+		return TRUE
 	if(ispath(MP, /mob/living/simple_animal/hostile/carp))
-		return 1
+		return TRUE
 	if(ispath(MP, /mob/living/simple_animal/hostile/mushroom))
-		return 1
+		return TRUE
 	if(ispath(MP, /mob/living/simple_animal/hostile/construct/shade))
-		return 1
+		return TRUE
 	if(ispath(MP, /mob/living/simple_animal/hostile/killertomato))
-		return 1
+		return TRUE
 	if(ispath(MP, /mob/living/simple_animal/mouse))
-		return 1 //It is impossible to pull up the player panel for mice (Fixed! - Nodrak)
+		return TRUE //It is impossible to pull up the player panel for mice (Fixed! - Nodrak)
 	if(ispath(MP, /mob/living/simple_animal/hostile/bear))
-		return 1 //Bears will auto-attack mobs, even if they're player controlled (Fixed! - Nodrak)
+		return TRUE //Bears will auto-attack mobs, even if they're player controlled (Fixed! - Nodrak)
 	if(ispath(MP, /mob/living/simple_animal/parrot))
-		return 1 //Parrots are no longer unfinished! -Nodrak
+		return TRUE //Parrots are no longer unfinished! -Nodrak

 	//Not in here? Must be untested!
-	return 0
+	return FALSE

 #undef TRANSFORMATION_DURATION