Add xgethostname.h.

[gnulib.git] / lib / xgethostname.c

diff --git a/lib/xgethostname.c b/lib/xgethostname.c
index 5178784..1f4d728 100644 (file)
--- a/lib/xgethostname.c
+++ b/lib/xgethostname.c
@@ -21,6 +21,9 @@
 # include <config.h>
 #endif
 
+/* Specification.  */
+#include "xgethostname.h"
+
 #include <stdlib.h>
 #include <sys/types.h>
 
@@ -30,16 +33,13 @@ extern int errno;
 #endif
 
 #include "error.h"
+#include "exit.h"
 #include "xalloc.h"
 
 #ifndef ENAMETOOLONG
 # define ENAMETOOLONG 9999
 #endif
 
-#ifndef EXIT_FAILURE
-# define EXIT_FAILURE 1
-#endif
-
 int gethostname ();
 
 #ifndef INITIAL_HOSTNAME_LENGTH
@@ -50,7 +50,7 @@ int gethostname ();
    If malloc fails, exit.
    Upon any other failure, return NULL.  */
 char *
-xgethostname ()
+xgethostname (void)
 {
   char *hostname;
   size_t size;