X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=configure.ac;h=8b3939636888225f84a2be95448acd16a33497df;hb=262a1501c25d57e39848d21647e607c8319c2088;hp=b9856327a6ab3280123ba7beb75444070db0be5b;hpb=84786e5f06126838b5a38acc7fe7f8758ec44422;p=xboard.git

diff --git a/configure.ac b/configure.ac
index b985632..8b39396 100644
--- a/configure.ac
+++ b/configure.ac
@@ -328,6 +328,14 @@ dnl| USE_PTYS=1
       CONF_CFLAGS="-fwritable-strings"
     fi
   ;;
+dnl| OS X
+  *-apple-* )
+    if test -d /usr/X11/lib ; then
+      X_CFLAGS="$X_CFLAGS "
+      X_LIBS="$X_LIBS -L/usr/X11/lib -R/usr/X11/lib"
+      X_PRE_LIBS = "$X_PRE_LIBS -lXpm  -lSM -lICE"
+    fi
+  ;;
 esac
 
 AC_ARG_ENABLE(	[xpm],
@@ -388,11 +396,9 @@ AC_ARG_ENABLE( [zippy],
 
 if test x"$enable_zippy" != xno; then
   AC_DEFINE(ZIPPY, 1,[should zippy be enabled])
-  ZIPPY_O=zippy.o
-  ZIPPY_H=zippy.h
 fi
-AC_SUBST(ZIPPY_O)  
-AC_SUBST(ZIPPY_H)  
+AM_CONDITIONAL([ZIPPY], [test x$enable_zippy != xno])
+
 
 AC_ARG_ENABLE(sigint, 
 [AS_HELP_STRING([--enable-sigint],[sending SIGINT (^C) wakes up GNU Chess (default)])],