gc: remove unused unistd.h #include

Gitlab: #2204

diff --git a/cmd/tools/gc.c b/cmd/tools/gc.c
index 1a291051b270d49b021b55af4afa8320eec2e727..863ae9b7e2f636251da323e8fd4b67fd639c04a5 100644 (file)
--- a/cmd/tools/gc.c
+++ b/cmd/tools/gc.c
@@ -13,13 +13,8 @@
  * Written by Emden Gansner
  */
 
-#include "config.h"
-
 #include <stdio.h>
 #include <stdlib.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
 #include <string.h>
 
 #define NEW(t)           malloc(sizeof(t))