it compiles, that's better than it not compiling, right?

GainStation13/code/datums/components/fattening_door.dm

@@ -6,7 +6,7 @@
 	if(!istype(parent, /obj/structure/mineral_door)) // if the attached object isn't a door, return incompatible!
 		return COMPONENT_INCOMPATIBLE
 	
-	RegisterSignal(parent, list(COMSIG_MOVABLE_CROSSED), .proc/Fatten)
+	RegisterSignal(parent, list(COMSIG_MOVABLE_CROSSED),PROC_REF(Fatten))
 
 /datum/component/fattening_door/proc/Fatten() //GS13
 	var/stuck_delay = 0

GainStation13/code/game/objects/effects/spawners/choco_slime_delivery.dm

@@ -15,7 +15,7 @@
 	message_admins("A choco slime has been delivered to [ADMIN_VERBOSEJMP(T)].")
 	log_game("A choco slime has been delivered to [AREACOORD(T)]")
 	var/message = "Attention [station_name()], we have entrusted you with a research specimen in [get_area_name(T, TRUE)]. Remember to follow all safety precautions when dealing with the specimen."
-	SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC, /proc/addtimer, CALLBACK(GLOBAL_PROC, /proc/print_command_report, message), announcement_time))
+	SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC_REF(addtimer), CALLBACK(GLOBAL_PROC_REF(print_command_report), message), announcement_time))
 	return INITIALIZE_HINT_QDEL
 
 

GainStation13/code/obj/weapons/fatbeam.dm

@@ -53,7 +53,7 @@
 	current_target = target
 	active = TRUE
 	current_beam = new(user,current_target,time=6000,beam_icon_state="fatbeam",btype=/obj/effect/ebeam/medical)
-	INVOKE_ASYNC(current_beam, /datum/beam.proc/Start)
+	INVOKE_ASYNC(current_beam, TYPE_PROC_REF(/datum/beam,Start))
 
 	SSblackbox.record_feedback("tally", "gun_fired", 1, type)