Removed physac #2543

src/Makefile

@@ -738,7 +738,6 @@ ifeq ($(ROOT),root)
 		cp --update raylib.h $(RAYLIB_H_INSTALL_PATH)/raylib.h
 		cp --update raymath.h $(RAYLIB_H_INSTALL_PATH)/raymath.h
 		cp --update rlgl.h $(RAYLIB_H_INSTALL_PATH)/rlgl.h
-		cp --update extras/physac.h $(RAYLIB_H_INSTALL_PATH)/physac.h
 		@echo "raylib development files installed/updated!"
     else
 		@echo "This function currently works on GNU/Linux systems. Add yours today (^;"
@@ -766,7 +765,6 @@ ifeq ($(ROOT),root)
 		rm --force --interactive --verbose $(RAYLIB_H_INSTALL_PATH)/raylib.h
 		rm --force --interactive --verbose $(RAYLIB_H_INSTALL_PATH)/raymath.h
 		rm --force --interactive --verbose $(RAYLIB_H_INSTALL_PATH)/rlgl.h
-		rm --force --interactive --verbose $(RAYLIB_H_INSTALL_PATH)/physac.h
 		@echo "raylib development files removed!"
         else
 		@echo "This function currently works on GNU/Linux systems. Add yours today (^;"