diff --git a/GNUmakefile b/GNUmakefile
new file mode 100644
index 0000000..24833bc
--- /dev/null
+++ b/GNUmakefile
@@ -0,0 +1,17 @@
+OS := $(shell uname -s | tr '[A-Z]' '[a-z]' | sed 's/darwin/osx/')
+
+all: magicka
+
+.PHONY: magicka www clean cleanwww
+
+magicka:
+	cd src && $(MAKE) -f GNUmakefile.$(OS)
+
+www: 
+	cd src && $(MAKE) -f GNUmakefile.$(OS).WWW
+
+clean:
+	cd src && $(MAKE) -f GNUmakefile.$(OS) clean
+	
+cleanwww:
+	cd src && $(MAKE) -f GNUmakefile.$(OS).WWW clean
diff --git a/Makefile b/Makefile
deleted file mode 100644
index a314020..0000000
--- a/Makefile
+++ /dev/null
@@ -1,39 +0,0 @@
-OS := $(shell uname -s)
-
-ifeq ($(OS), DragonFly)
-  MAKEFILE=Makefile.freebsd
-endif
-ifeq ($(OS), FreeBSD)
-  MAKEFILE=Makefile.freebsd
-endif
-ifeq ($(OS), NetBSD)
-  MAKEFILE=Makefile.netbsd
-endif
-ifeq ($(OS), Linux)
-  MAKEFILE=Makefile.linux
-endif
-ifeq ($(OS), Darwin)
-  MAKEFILE=Makefile.osx
-endif
-ifeq ($(OS), SunOS)
-  MAKEFILE=Makefile.sunos
-endif
-ifeq ($(OS), OpenBSD)
-  MAKEFILE=Makefile.openbsd
-endif
-
-all: magicka
-
-.PHONY: magicka www clean cleanwww
-
-magicka:
-	cd src && $(MAKE) -f $(MAKEFILE)
-
-www: 
-	cd src && $(MAKE) -f $(MAKEFILE).WWW
-
-clean:
-	cd src && $(MAKE) -f $(MAKEFILE) clean
-	
-cleanwww:
-	cd src && $(MAKE) -f $(MAKEFILE).WWW clean
diff --git a/src/Makefile.freebsd b/src/GNUmakefile.freebsd
similarity index 100%
rename from src/Makefile.freebsd
rename to src/GNUmakefile.freebsd
diff --git a/src/Makefile.freebsd.WWW b/src/GNUmakefile.freebsd.WWW
similarity index 100%
rename from src/Makefile.freebsd.WWW
rename to src/GNUmakefile.freebsd.WWW
diff --git a/src/Makefile.linux b/src/GNUmakefile.linux
similarity index 100%
rename from src/Makefile.linux
rename to src/GNUmakefile.linux
diff --git a/src/Makefile.linux.WWW b/src/GNUmakefile.linux.WWW
similarity index 100%
rename from src/Makefile.linux.WWW
rename to src/GNUmakefile.linux.WWW
diff --git a/src/Makefile.netbsd b/src/GNUmakefile.netbsd
similarity index 100%
rename from src/Makefile.netbsd
rename to src/GNUmakefile.netbsd
diff --git a/src/Makefile.netbsd.WWW b/src/GNUmakefile.netbsd.WWW
similarity index 100%
rename from src/Makefile.netbsd.WWW
rename to src/GNUmakefile.netbsd.WWW
diff --git a/src/Makefile.openbsd b/src/GNUmakefile.openbsd
similarity index 100%
rename from src/Makefile.openbsd
rename to src/GNUmakefile.openbsd
diff --git a/src/Makefile.openbsd.WWW b/src/GNUmakefile.openbsd.WWW
similarity index 100%
rename from src/Makefile.openbsd.WWW
rename to src/GNUmakefile.openbsd.WWW
diff --git a/src/Makefile.osx b/src/GNUmakefile.osx
similarity index 100%
rename from src/Makefile.osx
rename to src/GNUmakefile.osx
diff --git a/src/Makefile.osx.WWW b/src/GNUmakefile.osx.WWW
similarity index 100%
rename from src/Makefile.osx.WWW
rename to src/GNUmakefile.osx.WWW
diff --git a/src/Makefile.sunos b/src/GNUmakefile.sunos
similarity index 100%
rename from src/Makefile.sunos
rename to src/GNUmakefile.sunos
diff --git a/src/Makefile.sunos.WWW b/src/GNUmakefile.sunos.WWW
similarity index 100%
rename from src/Makefile.sunos.WWW
rename to src/GNUmakefile.sunos.WWW