Make the consts sane

1 files changed, 1 insertions, 1 deletions

diff --git a/signals.c b/signals.c
index 9e441e0f..a292a0f1 100644
--- a/signals.c
+++ b/signals.c
@@ -77,7 +77,7 @@ int signal_fd_set (fd_set *rfds, int extra_fd)
 /* Read a signal from the signal pipe. Returns 0 if there is
  * no signal, -1 on error (and sets errno appropriately), and
  * your signal on success */
-int signal_read (fd_set *rfds)
+int signal_read (const fd_set *rfds)
 {
   int sig;