Alexandre Julliard : libport: Check for ENOTSUP being defined before using it.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e5ad41bce36372ebfd3b02bcb7b403d0df457622
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=e5ad41bce36372ebfd3b02bcb7b403d0df457622

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Sat Dec 27 20:06:28 2008 +0100

libport: Check for ENOTSUP being defined before using it.

---

 libs/port/spawn.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/libs/port/spawn.c b/libs/port/spawn.c
index 490abb3..38c2944 100644
--- a/libs/port/spawn.c
+++ b/libs/port/spawn.c
@@ -43,7 +43,10 @@ int spawnvp(int mode, const char *cmdname, const char *const argv[])
     {
         execvp(cmdname, (char **)argv);
         /* if we get here it failed */
-        if (errno != ENOTSUP) return -1;  /* exec fails on MacOS if the process has multiple threads */
+#ifdef ENOTSUP
+        if (errno != ENOTSUP)  /* exec fails on MacOS if the process has multiple threads */
+#endif
+            return -1;
     }
 
     dfl_act.sa_handler = SIG_DFL;