+/*
+ * xcommon.h -- Support function prototypes. Functions are in xcommon.c.
+ *
+ * 2006-06-06 Amit Gud <agud@redhat.com>
+ * - Moved code snippets from mount/sundries.h of util-linux
+ * and merged code from support/nfs/xmalloc.c by Olaf Kirch <okir@monad.swb.de> here.
+ */
+
+#ifndef _XMALLOC_H
+#define _MALLOC_H
+
+#include <sys/types.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <signal.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define streq(s, t) (strcmp ((s), (t)) == 0)
+
+/* Functions in sundries.c that are used in mount.c and umount.c */
+char *canonicalize (const char *path);
+void nfs_error (const char *fmt, ...);
+void *xmalloc (size_t size);
+void *xrealloc(void *p, size_t size);
+void xfree(void *);
+char *xstrdup (const char *s);
+char *xstrndup (const char *s, int n);
+char *xstrconcat2 (const char *, const char *);
+char *xstrconcat3 (const char *, const char *, const char *);
+char *xstrconcat4 (const char *, const char *, const char *, const char *);
+void die (int errcode, const char *fmt, ...);
+
+extern void die(int err, const char *fmt, ...);
+extern void (*at_die)(void);
+
+/* exit status - bits below are ORed */
+#define EX_USAGE 1 /* incorrect invocation or permission */
+#define EX_SYSERR 2 /* out of memory, cannot fork, ... */
+#define EX_SOFTWARE 4 /* internal mount bug or wrong version */
+#define EX_USER 8 /* user interrupt */
+#define EX_FILEIO 16 /* problems writing, locking, ... mtab/fstab */
+#define EX_FAIL 32 /* mount failure */
+#define EX_SOMEOK 64 /* some mount succeeded */
+#define EX_BG 256 /* retry in background (internal only) */
+
+#endif /* XMALLOC_H */