From 798be72d127adf18f382323d0eed0a1e394967f8 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@gmail.com>
Date: Sat, 23 Jul 2011 21:45:57 -0400
Subject: [PATCH] Define SEEK_DATA and SEEK_HOLE

---
 ChangeLog      | 3 +++
 libio/stdio.h  | 8 ++++++--
 posix/unistd.h | 4 ++++
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 46587975fe..80b7d7ca09 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2011-07-23  Ulrich Drepper  <drepper@gmail.com>
 
+	* posix/unistd.h: Define SEEK_DATA and SEEK_HOLE.
+	* libio/stido.h: Likewise.
+
 	* sysdeps/unix/sysv/linux/bits/socket.h (PF_NFC): Define.
 	(AF_NFC): Define.
 	* sysdeps/unix/sysv/linux/sparc/bits/socket.h (PF_NFC): Define.
diff --git a/libio/stdio.h b/libio/stdio.h
index 962c287c61..59ecdefa66 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -118,7 +118,7 @@ typedef _G_fpos64_t fpos64_t;
 #endif
 
 /* The possibilities for the third argument to `setvbuf'.  */
-#define _IOFBF 0 		/* Fully buffered.  */
+#define _IOFBF 0		/* Fully buffered.  */
 #define _IOLBF 1		/* Line buffered.  */
 #define _IONBF 2		/* No buffering.  */
 
@@ -141,6 +141,10 @@ typedef _G_fpos64_t fpos64_t;
 #define SEEK_SET	0	/* Seek from beginning of file.  */
 #define SEEK_CUR	1	/* Seek from current position.  */
 #define SEEK_END	2	/* Seek from end of file.  */
+#ifdef __USE_GNU
+# define SEEK_DATA	3	/* Seek to next data.  */
+# define SEEK_HOLE	4	/* Seek to next hole.  */
+#endif
 
 
 #if defined __USE_SVID || defined __USE_XOPEN
@@ -152,7 +156,7 @@ typedef _G_fpos64_t fpos64_t;
 /* Get the values:
    L_tmpnam	How long an array of chars must be to be passed to `tmpnam'.
    TMP_MAX	The minimum number of unique filenames generated by tmpnam
-   		(and tempnam when it uses tmpnam's name space),
+		(and tempnam when it uses tmpnam's name space),
 		or tempnam (the two are separate).
    L_ctermid	How long an array to pass to `ctermid'.
    L_cuserid	How long an array to pass to `cuserid'.
diff --git a/posix/unistd.h b/posix/unistd.h
index 08a3d47463..9b416979c4 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -312,6 +312,10 @@ extern int faccessat (int __fd, __const char *__file, int __type, int __flag)
 # define SEEK_SET	0	/* Seek from beginning of file.  */
 # define SEEK_CUR	1	/* Seek from current position.  */
 # define SEEK_END	2	/* Seek from end of file.  */
+# ifdef __USE_GNU
+#  define SEEK_DATA	3	/* Seek to next data.  */
+#  define SEEK_HOLE	4	/* Seek to next hole.  */
+# endif
 #endif
 
 #if defined __USE_BSD && !defined L_SET