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-rw-r--r--src/dispnew.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/dispnew.c b/src/dispnew.c
index 48c636f22f0..3fbc9f55f8d 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -1959,7 +1959,8 @@ FILE = nil means just close any termscript file currently open.")
#ifdef SIGWINCH
SIGTYPE
-window_change_signal ()
+window_change_signal (signalnum) /* If we don't have an argument, */
+ int signalnum; /* some compilers complain in signal calls. */
{
int width, height;
extern int errno;