remove unneeded X_OK shim

Nothing in Graphviz uses X_OK.

diff --git a/lib/sfio/sfhdr.h b/lib/sfio/sfhdr.h
index f697e21b1b688ae5e7b1c0151eff605fca0ac67f..23e10ecabfa50377df4cb361e75a1d8413730ef5 100644 (file)
--- a/lib/sfio/sfhdr.h
+++ b/lib/sfio/sfhdr.h
@@ -88,11 +88,6 @@ extern "C" {
 #define SFMTXSTART(f,v)                { if(!f) return(v); }
 #define SFMTXRETURN(f,v)       { return(v); }
 
-/* to test for executable access mode of a file */
-#ifndef X_OK
-#define X_OK   01
-#endif
-
 /* alternative process forking */
 #if defined(HAVE_VFORK) && !defined(fork) && !defined(sparc) && !defined(__sparc)
 #ifdef HAVE_VFORK_H