+OS:=$(shell uname)
+
+#
+# Linux
+#
+ifeq ($(OS),Linux)
+
+JAVA_CFLAGS=-I/usr/lib/jvm/java-6-openjdk/include
+
+OS_CFLAGS=-DLINUX -DPOSIX_TTY $(JAVA_CFLAGS)
+
+OS_LDFLAGS=
+
+LIBNAME=libaltos.so
+EXEEXT=
+
+endif
+
+#
+# Darwin (Mac OS X)
+#
+ifeq ($(OS),Darwin)
+
+OS_CFLAGS=\
+ -DDARWIN -DPOSIX_TTY -arch i386 -arch x86_64 \
+ --sysroot=/Developer/SDKs/MacOSX10.5.sdk -mmacosx-version-min=10.5 \
+ -iwithsysroot /System/Library/Frameworks/JavaVM.framework/Headers \
+ -iwithsysroot /System/Library/Frameworks/IOKit.framework/Headers \
+ -iwithsysroot /System/Library/Frameworks/CoreFoundation.framework/Headers
+
+OS_LDFLAGS =\
+ -framework IOKit -framework CoreFoundation
+
+LIBNAME=libaltos.dylib
+EXEEXT=
+
+endif
+
+#
+# Windows
+#
+ifneq (,$(findstring MINGW,$(OS)))
+
+CC=gcc
+
+OS_CFLAGS = -DWINDOWS -mconsole
+
+OS_LDFLAGS = -lgdi32 -luser32 -lcfgmgr32 -lsetupapi -lole32 \
+ -ladvapi32 -lcomctl32 -mconsole -Wl,--add-stdcall-alias
+
+LIBNAME=altos.dll
+
+EXEEXT=.exe
+
+endif
+