From 2942bf5e84a4eebf660dac3906025342a4722c18 Mon Sep 17 00:00:00 2001
From: Johannes Hofmann <johannes.hofmann@gmx.de>
Date: Thu, 7 Apr 2005 15:02:09 +0000
Subject: add X11 detection

add X11 detection
---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index e5f7f04..950a071 100644
--- a/configure.ac
+++ b/configure.ac
@@ -38,5 +38,8 @@ AC_ARG_WITH([fltk-dir], AS_HELP_STRING([--with-fltk-dir=DIR], [fltk is installed
 AC_CHECK_HEADERS([FL/Fl.H], [], [echo "Error: FL/Fl.H not found. Try './configure --with-fltk-dir=DIR'"; exit 1;])
 AC_CHECK_LIB([fltk], [open], [], [echo "Error: libfltk.so not found. Try './configure --with-fltk-dir=DIR'"; exit 1;])
 
+# Check for X11
+AC_CHECK_LIB([X11], [open], [], [echo "Error: libX11.so not found."; exit 1;])
+
 AC_CONFIG_FILES([Makefile src/Makefile])
 AC_OUTPUT
-- 
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