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-rw-r--r--winsup/cygwin/cygmalloc.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/winsup/cygwin/cygmalloc.h b/winsup/cygwin/cygmalloc.h
index 5d38724a2..5c2a29a3b 100644
--- a/winsup/cygwin/cygmalloc.h
+++ b/winsup/cygwin/cygmalloc.h
@@ -23,7 +23,8 @@ int dlmallopt (int p, int v) __attribute__ ((regparm (2)));
void dlmalloc_stats ();
#ifndef __INSIDE_CYGWIN__
-# define MALLOC_FAILURE_ACTION
+extern "C" void __set_ENOMEM ();
+# define MALLOC_FAILURE_ACTION __set_ENOMEM ()
# define USE_DL_PREFIX 1
#else
# define __malloc_lock() mallock.acquire ()