Tidy up some includes.

1 files changed, 1 insertions, 0 deletions

diff --git a/job.c b/job.c
index a8e6d33a..c04a70b0 100644
--- a/job.c
+++ b/job.c
@@ -21,6 +21,7 @@
 
 #include <fcntl.h>
 #include <paths.h>
+#include <signal.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>