Don't include signal.h unless we need it.

Change-Id: I3965e0951eee919720f780b5e52732fd18fd9786
Reviewed-on: https://code.wireshark.org/review/6194
Reviewed-by: Guy Harris <guy@alum.mit.edu>

1 files changed, 0 insertions, 1 deletions

diff --git a/file.c b/file.c
index e2510617a2..d3077039fe 100644
--- a/file.c
+++ b/file.c
@@ -33,7 +33,6 @@
 #include <string.h>
 #include <ctype.h>
 #include <errno.h>
-#include <signal.h>
 
 #ifdef HAVE_FCNTL_H
 #include <fcntl.h>