1 files changed, 4 insertions, 1 deletions
diff --git a/main.c b/main.c
index e56db3c..5bb398f 100644
--- a/main.c
+++ b/main.c
@@ -45,7 +45,10 @@
 #include "platform.h"	/* Platform-specific includes and definitions */
 #include "kermit.h"	/* Kermit symbols and data structures */
 #ifdef __linux
+#include <ctype.h>
 #include <errno.h>
+#include <stdlib.h>
+#include <unistd.h>
 #endif /* __linux */
 
 /*
@@ -136,7 +139,7 @@ usage() {
     fprintf(stderr," -d           Create debug.log\n");
 #endif /* DEBUG */
     fprintf(stderr," -h           Help (this message)\n");
-    doexit(FAILURE);
+    exit(FAILURE);
 }
 
 void