Initial GNU makefile (works with CygWin/MinGW32 so far).

xtrn/sbl/Makefile.gnu

+# Makefile.gnu
+
+#########################################################################
+# Makefile for Synchronet BBS List										#
+# For use with GNU make and GNU C Compiler								#
+# @format.tab-size 4, @format.use-tabs true								#
+#																		#
+# Linux: make -f Makefile.gnu											#
+# Win32: make -f Makefile.gnu os=win32									#
+#########################################################################
+
+# $Id$
+
+# Macros
+CC		=	gcc
+LD		=	ld
+
+ifeq ($(os),win32)	# Windows
+
+EXEFILE	=	.exe
+LIBDIR	:=	/gcc/i386-mingw32/lib
+CFLAGS	:=	-mno-cygwin
+LFLAGS  :=	--target=i386-mingw32 -mno-cygwin
+DELETE	=	echo y | del 
+LIBS	=	$(LIBDIR)/libwsock32.a
+
+else	# Linux
+
+EXEFILE	=	
+LIBODIR	:=	gcc.linux.lib
+EXEODIR	:=	gcc.linux.exe
+LIBDIR	:=	/usr/lib
+CFLAGS	:=	
+LFLAGS  :=	
+DELETE	=	rm -f -v
+LIBS	=	$(LIBDIR)/libpthread.a
+
+endif
+
+CFLAGS	:=	$(CFLAGS) -I../sdk -I/src/sbbs3
+
+SBL: sbl$(EXEFILE)
+
+sbl$(EXEFILE) : sbl.c ../sdk/xsdk.c ../sdk/xsdkvars.c /src/sbbs3/smbwrap.c
+	$(CC) $(CFLAGS) $^ -o $@ $(LIBS)
\ No newline at end of file