Some update fixes

code/__defines/rust_g_yw.dm

@@ -1,3 +1,3 @@
 
 // savefile ser/de //
-#define rustg_savefile_to_json(save_string) call(RUST_G, "savefile_to_json")(save_string)
+#define rustg_savefile_to_json(save_string) LIBCALL(RUST_G, "savefile_to_json")(save_string)

code/modules/mob/living/simple_mob/subtypes/animal/space/animals_yw.dm

@@ -326,12 +326,12 @@
 	var/beforehealth = icon_living
 	var/healthpercent = health/maxHealth
 	switch(healthpercent)
-		if(0.25 to 0)
+		if(0 to 0.25)
 			icon_living = "snowbull-25"
-		if(0.50 to 0.26)
+		if(0.26 to 0.50)
 			icon_living = "snowbull-50"
-		if(0.75 to 0.51)
-			icon_living = "snowbull-75"	
+		if(0.51 to 0.75)
+			icon_living = "snowbull-75"
 		if(0.76 to INFINITY)
 			icon_living = "snowbull-100"
 	if(beforehealth != icon_living)
@@ -412,6 +412,3 @@
 				holder.ISay(safepick(holder.say_list.say_stand_down))
 				playsound(holder, holder.say_list.stand_down_sound, 50, 1) // We do this twice to make the sound -very- noticable to the target.
 				playsound(target, holder.say_list.stand_down_sound, 50, 1) // Actual aim-mode also does that so at least it's consistant.
-
-
-