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Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/pread64.c')
-rw-r--r--sysdeps/unix/sysv/linux/i386/pread64.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/pread64.c b/sysdeps/unix/sysv/linux/i386/pread64.c
index 8cfb3c0a43..aa0c54d385 100644
--- a/sysdeps/unix/sysv/linux/i386/pread64.c
+++ b/sysdeps/unix/sysv/linux/i386/pread64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -23,13 +23,14 @@
 #include <sysdep.h>
 #include <sys/syscall.h>
 
-#ifdef __NR_pread
+#include <kernel-features.h>
 
-extern ssize_t __syscall_pread64 (int fd, void *buf, size_t count,
-				  off_t offset_hi, off_t offset_lo);
+#if defined __NR_pread || __ASSUME_PREAD_SYSCALL > 0
 
+# if __ASSUME_PREAD_SYSCALL == 0
 static ssize_t __emulate_pread64 (int fd, void *buf, size_t count,
 				  off64_t offset) internal_function;
+# endif
 
 
 ssize_t
@@ -45,16 +46,21 @@ __pread64 (fd, buf, count, offset)
   result = INLINE_SYSCALL (pread, 5, fd, buf, count,
 			   (off_t) (offset & 0xffffffff),
 			   (off_t) (offset >> 32));
+# if __ASSUME_PREAD_SYSCALL == 0
   if (result == -1 && errno == ENOSYS)
     /* No system call available.  Use the emulation.  */
     result = __emulate_pread64 (fd, buf, count, offset);
+# endif
 
   return result;
 }
 
 weak_alias (__pread64, pread64)
 
-#define __pread64(fd, buf, count, offset) \
+# define __pread64(fd, buf, count, offset) \
      static internal_function __emulate_pread64 (fd, buf, count, offset)
 #endif
-#include <sysdeps/posix/pread64.c>
+
+#if __ASSUME_PREAD_SYSCALL == 0
+# include <sysdeps/posix/pread64.c>
+#endif