1 files changed, 7 insertions, 0 deletions

diff --git a/src/s/osf1.h b/src/s/osf1.h
index a8c8dbe6b3a..76942df6413 100644
--- a/src/s/osf1.h
+++ b/src/s/osf1.h
@@ -17,3 +17,10 @@
 #endif
 
 #define SYSV_SYSTEM_DIR
+
+/* Declare malloc and realloc in a way that is clean.
+   But not in makefiles!  */
+
+#ifndef THIS_IS_YMAKEFILE
+extern void *malloc (), *realloc ();
+#endif