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>

4 files changed, 2 insertions, 5 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>
diff --git a/rawshark.c b/rawshark.c
index 00c805defe..8859054053 100644
--- a/rawshark.c
+++ b/rawshark.c
@@ -54,8 +54,6 @@
 #include <fcntl.h>
 #endif
 
-#include <signal.h>
-
 #ifdef HAVE_SYS_STAT_H
 # include <sys/stat.h>
 #endif
diff --git a/tfshark.c b/tfshark.c
index 7b713b793c..b0fd8aa553 100644
--- a/tfshark.c
+++ b/tfshark.c
@@ -43,8 +43,6 @@
 #include <fcntl.h>
 #endif
 
-#include <signal.h>
-
 #ifdef HAVE_SYS_STAT_H
 # include <sys/stat.h>
 #endif
diff --git a/tshark.c b/tshark.c
index 934c731dfe..928f8d4337 100644
--- a/tshark.c
+++ b/tshark.c
@@ -44,7 +44,9 @@
 #include <fcntl.h>
 #endif
 
+#ifndef _WIN32
 #include <signal.h>
+#endif
 
 #ifdef HAVE_SYS_STAT_H
 # include <sys/stat.h>