Define WIN32_LEAN_AND_MEAN when building on Win32

w32api/rpcnndr.h (included by windows.h) uses TypeString as the name of a structure member.

xkbcomp.h defines it as a macro for a constant.

Define WIN32_LEAN_AND_MEAN to avoid this clash.
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Reviewed-by: David Macek <david.macek.0@gmail.com>

listing.c

@@ -108,6 +108,7 @@ SOFTWARE.
 #endif
 
 #ifdef WIN32
+# define WIN32_LEAN_AND_MEAN
 # include <X11/Xwindows.h>
 # define FileName(file) file.cFileName
 # undef TEXT