This patch fixes w3m compilation with libgc > 7.2.

Reported:
https://bugs.archlinux.org/task/33397

Patch with explanation:
http://anonscm.debian.org/cgit/collab-maint/w3m.git/commit/?id=770eec8304bdbe458
---
 main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/main.c b/main.c
index b421943..249eb1a 100644
--- a/main.c
+++ b/main.c
@@ -833,7 +833,8 @@ main(int argc, char **argv, char **envp)
     mySignal(SIGPIPE, SigPipe);
 #endif
 
-    orig_GC_warn_proc = GC_set_warn_proc(wrap_GC_warn_proc);
+    orig_GC_warn_proc = GC_get_warn_proc();
+    GC_set_warn_proc(wrap_GC_warn_proc);
     err_msg = Strnew();
     if (load_argc == 0) {
 	/* no URL specified */
-- 
2.6.4