renaming it is a good idea, too

code/modules/mob/living/carbon/human/death.dm

@@ -6,7 +6,7 @@
 	canmove = 0
 	icon = null
 	invisibility = 101
-	if(!ismachine(src))
+	if(!ismachineperson(src))
 		animation = new(loc)
 		animation.icon_state = "blank"
 		animation.icon = 'icons/mob/mob.dmi'
@@ -37,7 +37,7 @@
 		M.forceMove(get_turf(src))
 		visible_message("<span class='danger'>[M] bursts out of [src]!</span>")
 
-	if(!ismachine(src))
+	if(!ismachineperson(src))
 		flick("gibbed-h", animation)
 		hgibs(loc, dna)
 	else

code/modules/mob/living/carbon/human/emote.dm

@@ -34,7 +34,7 @@
 		//Cooldown-inducing emotes
 		if("ping", "pings", "buzz", "buzzes", "beep", "beeps", "yes", "no", "buzz2")
 			var/found_machine_head = FALSE
-			if(ismachine(src))		//Only Machines can beep, ping, and buzz, yes, no, and make a silly sad trombone noise.
+			if(ismachineperson(src))		//Only Machines can beep, ping, and buzz, yes, no, and make a silly sad trombone noise.
 				on_CD = handle_emote_CD()			//proc located in code\modules\mob\emote.dm
 				found_machine_head = TRUE
 			else
@@ -947,7 +947,7 @@
 				if("Skrell")
 					emotelist += "\nSkrell specific emotes :- warble(s)"
 
-			if(ismachine(src))
+			if(ismachineperson(src))
 				emotelist += "\nMachine specific emotes :- beep(s)-(none)/mob, buzz(es)-none/mob, no-(none)/mob, ping(s)-(none)/mob, yes-(none)/mob, buzz2-(none)/mob"
 			else
 				var/obj/item/organ/external/head/H = get_organ("head") // If you have a robotic head, you can make beep-boop noises

code/modules/mob/living/carbon/human/examine.dm

@@ -208,7 +208,7 @@
 		if(!E)
 			wound_flavor_text["[organ_tag]"] = "<B>[p_they(TRUE)] [p_are()] missing [p_their()] [organ_descriptor].</B>\n"
 		else
-			if(!ismachine(src))
+			if(!ismachineperson(src))
 				if(E.is_robotic())
 					wound_flavor_text["[E.limb_name]"] = "[p_they(TRUE)] [p_have()] a robotic [E.name]!\n"
 
@@ -252,7 +252,7 @@
 	var/temp = getBruteLoss() //no need to calculate each of these twice
 
 	if(temp)
-		var/brute_message = !ismachine(src) ? "bruising" : "denting"
+		var/brute_message = !ismachineperson(src) ? "bruising" : "denting"
 		if(temp < 30)
 			msg += "[p_they(TRUE)] [p_have()] minor [brute_message ].\n"
 		else
@@ -301,13 +301,13 @@
 	else if(nutrition >= NUTRITION_LEVEL_FAT)
 		msg += "[p_they(TRUE)] [p_are()] quite chubby.\n"
 
-	if(!ismachine(src) && blood_volume < BLOOD_VOLUME_SAFE)
+	if(!ismachineperson(src) && blood_volume < BLOOD_VOLUME_SAFE)
 		msg += "[p_they(TRUE)] [p_have()] pale skin.\n"
 
 	if(bleedsuppress)
 		msg += "[p_they(TRUE)] [p_are()] bandaged with something.\n"
 	else if(bleed_rate)
-		var/bleed_message = !ismachine(src) ? "bleeding" : "leaking"
+		var/bleed_message = !ismachineperson(src) ? "bleeding" : "leaking"
 		msg += "<B>[p_they(TRUE)] [p_are()] [bleed_message]!</B>\n"
 
 	if(reagents.has_reagent("teslium"))

code/modules/mob/living/carbon/human/human.dm

@@ -1701,14 +1701,14 @@ Eyes need to have significantly high darksight to shine unless the mob has the X
 
 /mob/living/carbon/human/forceFed(var/obj/item/reagent_containers/food/toEat, mob/user, fullness)
 	if(!check_has_mouth())
-		if(!((istype(toEat, /obj/item/reagent_containers/food/drinks) && (ismachine(src)))))
+		if(!((istype(toEat, /obj/item/reagent_containers/food/drinks) && (ismachineperson(src)))))
 			to_chat(user, "Where do you intend to put \the [toEat]? \The [src] doesn't have a mouth!")
 			return 0
 	return ..()
 
 /mob/living/carbon/human/selfDrink(var/obj/item/reagent_containers/food/drinks/toDrink)
 	if(!check_has_mouth())
-		if(!ismachine(src))
+		if(!ismachineperson(src))
 			to_chat(src, "Where do you intend to put \the [src]? You don't have a mouth!")
 			return 0
 		else

code/modules/mob/living/carbon/human/human_defense.dm

@@ -84,7 +84,7 @@ emp_act
 		E.heal_damage(rembrute,0,0,1)
 		rembrute = nrembrute
 		user.visible_message("<span class='alert'>[user] patches some dents on [src]'s [E.name] with [I].</span>")
-	if(bleed_rate && ismachine(src))
+	if(bleed_rate && ismachineperson(src))
 		bleed_rate = 0
 		user.visible_message("<span class='alert'>[user] patches some leaks on [src] with [I].</span>")
 	if(IgniteMob())

code/modules/mob/living/carbon/human/life.dm

@@ -635,7 +635,7 @@
 				else
 					overeatduration -= 2
 
-		if(!ismachine(src) && nutrition < NUTRITION_LEVEL_HYPOGLYCEMIA) //Gosh damn snowflakey IPCs
+		if(!ismachineperson(src) && nutrition < NUTRITION_LEVEL_HYPOGLYCEMIA) //Gosh damn snowflakey IPCs
 			var/datum/disease/D = new /datum/disease/critical/hypoglycemia
 			ForceContractDisease(D)
 
@@ -697,7 +697,7 @@
 	alcohol_strength /= sober_str
 
 	var/obj/item/organ/internal/liver/L
-	if(!ismachine(src))
+	if(!ismachineperson(src))
 		L = get_int_organ(/obj/item/organ/internal/liver)
 		if(L)
 			alcohol_strength *= L.alcohol_intensity
@@ -719,7 +719,7 @@
 		AdjustConfused(3 / sober_str)
 	if(alcohol_strength >= blur_start) //blurry eyes
 		EyeBlurry(10 / sober_str)
-	if(!ismachine(src)) //stuff only for non-synthetics
+	if(!ismachineperson(src)) //stuff only for non-synthetics
 		if(alcohol_strength >= vomit_start) //vomiting
 			if(prob(8))
 				fakevomit()

code/modules/mob/living/carbon/human/update_icons.dm

@@ -376,7 +376,7 @@ GLOBAL_LIST_EMPTY(damage_icon_parts)
 
 	//base icons
 	var/icon/hair_standing	= new /icon('icons/mob/human_face.dmi',"bald_s")
-	if(head_organ.h_style && !(head && (head.flags & BLOCKHEADHAIR) && !(ismachine(src))))
+	if(head_organ.h_style && !(head && (head.flags & BLOCKHEADHAIR) && !(ismachineperson(src))))
 		var/datum/sprite_accessory/hair/hair_style = GLOB.hair_styles_full_list[head_organ.h_style]
 		if(hair_style && hair_style.species_allowed)
 			if((head_organ.dna.species.name in hair_style.species_allowed) || (head_organ.dna.species.bodyflags & ALL_RPARTS)) //If the head's species is in the list of allowed species for the hairstyle, or the head's species is one flagged to have bodies comprised wholly of cybernetics...

code/modules/mob/living/say.dm

@@ -61,7 +61,7 @@ proc/get_radio_key_from_channel(var/channel)
 	return default_language
 
 /mob/living/proc/handle_speech_problems(list/message_pieces, var/verb)
-	var/robot = ismachine(src)
+	var/robot = ismachineperson(src)
 	for(var/datum/multilingual_say_piece/S in message_pieces)
 		if(S.speaking && S.speaking.flags & NO_STUTTER)
 			continue

code/modules/mob/living/silicon/robot/component.dm

@@ -313,7 +313,7 @@ proc/robot_healthscan(mob/user, mob/living/M)
 			if(!organ_found)
 				to_chat(user, "<span class='warning'>No prosthetics located.</span>")
 
-			if(ismachine(H))
+			if(ismachineperson(H))
 				to_chat(user, "<span class='notice'>Internal Fluid Level:[H.blood_volume]/[H.max_blood]</span>")
 				if(H.bleed_rate)
 					to_chat(user, "<span class='warning'>Warning:External component leak detected!</span>")