$OpenBSD: patch-configure_ac,v 1.1 2005/11/09 21:17:20 brad Exp $
--- configure.ac.orig	Sat Nov  5 18:33:38 2005
+++ configure.ac	Sat Nov  5 18:35:06 2005
@@ -19,21 +19,17 @@ dnl Checks for libraries.
     AC_CHECK_LIB(m, pow, [MATH_LIB="${MATH_LIB} -lm"
                  COMPILABLE_EXTRAS="${COMPILABLE_EXTRAS} gifclrmp gifrotat"] )
 
-if test ${MATH_LIB}; then
-    AC_CHECK_LIB(rle, rle_hdr_init, [RLE_LIB="${RLE_LIBS} -lrle -lm"
-                 COMPILABLE_EXTRAS="${COMPILABLE_EXTRAS} gif2rle rle2gif"],
-                 ,"-lm" )
-fi
-
 dnl I don't have this on my system.  Could someone else configure it and
 dnl check that it works?
     AC_CHECK_LIB(gl_s, main, [GL_S_LIB="${GL_S_LIB} -lgl_s $X_LIBS"
                              AC_DEFINE(HAVE_LIBGL_S, [1], [Define if the gl_s library is installed (SGI GL library)])
                  COMPILABLE_EXTRAS="${COMPILABLE_EXTRAS} gif2iris"],, $X_LIBS)
 
+    if test "x$with_x" != xno; then
     AC_CHECK_LIB(X11, main, [X11_LIB="${X11_LIB} ${X_PRE_LIBS} $X_LIBS ${X_EXTRA_LIBS} -lX11"
                              AC_DEFINE(HAVE_LIBX11, [1], [Define if the X11 library is installed])
                  COMPILABLE_EXTRAS="${COMPILABLE_EXTRAS} gif2x11"],, $X_LIBS)
+    fi
     DEVS="${GL_S_LIB} ${X11_LIB}" 
     AC_SUBST(DEVS)
     AC_SUBST(COMPILABLE_EXTRAS)