Do only one call to GetVersionEx in the common case.

[pspp] / lib / progreloc.c

diff --git a/lib/progreloc.c b/lib/progreloc.c
index 3d01cf20dc49c330c8e060884b9a8f4a40077192..9ae08fb708fc6d91ffd89fdff73748fdbda5dd44 100644 (file)
--- a/lib/progreloc.c
+++ b/lib/progreloc.c
@@ -59,6 +59,11 @@
 # include "xalloc.h"
 #endif
 
+/* Declare canonicalize_file_name.
+   The <stdlib.h> included above may be the system's one, not the gnulib
+   one.  */
+extern char * canonicalize_file_name (const char *name);
+
 /* Pathname support.
    ISSLASH(C)           tests whether C is a directory separator character.
    IS_PATH_WITH_DIR(P)  tests whether P contains a directory specification.