From f166293e7365cae699922af6da902bae05368881 Mon Sep 17 00:00:00 2001
From: Renaud Fivet <renaud.fivet@gmail.com>
Date: Wed, 9 Oct 2013 14:56:43 +0800
Subject: [PATCH] Clean up extern's in C files.

---
 display.h |  3 +++
 main.c    | 11 +++++------
 search.c  |  1 -
 3 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/display.h b/display.h
index 8892a8f..e3b9b13 100644
--- a/display.h
+++ b/display.h
@@ -21,6 +21,9 @@ void mlwrite( const char *fmt, ...) ;
 void mlforce( char *s) ;
 void mlputs( char *s) ;
 void getscreensize( int *widthp, int *heightp) ;
+
+#ifdef SIGWINCH
 void sizesignal( int signr) ;
+#endif
 
 #endif
diff --git a/main.c b/main.c
index 76af13a..994eb7b 100644
--- a/main.c
+++ b/main.c
@@ -59,12 +59,16 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "estruct.h"	/* Global structures and defines. */
+#if UNIX
+#include <signal.h>
+#endif
+
 #include "basic.h"
 #include "bind.h"
 #include "bindable.h"
 #include "buffer.h"
 #include "display.h"
-#include "estruct.h"	/* Global structures and defines. */
 #include "globals.h"    /* Global definitions. */
 #include "eval.h"
 #include "execute.h"
@@ -89,11 +93,6 @@ extern unsigned _stklen = 32766;
 #endif
 
 #if UNIX
-#include <signal.h>
-#ifdef SIGWINCH
-extern void sizesignal(int);
-#endif
-
 static void emergencyexit(int signr)
 {
 	quickexit(FALSE, 0);
diff --git a/search.c b/search.c
index 7ef94b8..1b9cc7a 100644
--- a/search.c
+++ b/search.c
@@ -1471,7 +1471,6 @@ static int mceq(int bc, struct magic *mt)
 	return result;
 }
 
-extern char *clearbits(void);
 
 /*
  * cclmake -- create the bitmap for the character class.