Makefile now detects OS.

Makefile

@@ -1,18 +1,36 @@
+ifeq ($(OS),Windows_NT)
+    DETECTED_OS := windows
+else
+    UNAME_S := $(shell uname -s)
+
+    ifeq ($(UNAME_S),Darwin)
+        DETECTED_OS := macos
+    else ifeq ($(UNAME_S),Linux)
+        DETECTED_OS := linux
+    else
+        DETECTED_OS := unknown
+	endif
+endif
+
 CC = clang
 
 UFLAGS =
 FLAGS = -Wall -Wextra -ggdb -fno-caret-diagnostics -fno-show-column
 		#-std=c99 -pedantic
 
-# MacOS
+ifeq ($(DETECTED_OS),macos)
 	INCLUDE = $(shell pkg-config --cflags raylib)
 	LIBS = $(shell pkg-config --libs raylib)
 	FRAMEWORKS = -framework IOKit -framework Cocoa -framework OpenGL
-
-# Linux
-# INCLUDE = -I./third_party/raylib/src/
-# LIBS = ./third_party/raylib/src/libraylib.a -lm
-# FRAMEWORKS = 
+else ifeq ($(DETECTED_OS),linux)
+	INCLUDE = -I./third_party/raylib/src/
+	LIBS = ./third_party/raylib/src/libraylib.a -lm
+	FRAMEWORKS = 
+else ifeq ($(DETECTED_OS),windows)
+	INCLUDE = 
+	LIBS = 
+	FRAMEWORKS = 
+endif
 
 EXE=main