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-rw-r--r--gl/m4/fseeko.m414
1 files changed, 13 insertions, 1 deletions
diff --git a/gl/m4/fseeko.m4 b/gl/m4/fseeko.m4
index be5bb35..1bb88c7 100644
--- a/gl/m4/fseeko.m4
+++ b/gl/m4/fseeko.m4
@@ -1,4 +1,4 @@
-# fseeko.m4 serial 15
+# fseeko.m4 serial 16
dnl Copyright (C) 2007-2012 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -8,6 +8,7 @@ AC_DEFUN([gl_FUNC_FSEEKO],
[
AC_REQUIRE([gl_STDIO_H_DEFAULTS])
AC_REQUIRE([gl_STDIN_LARGE_OFFSET])
+ AC_REQUIRE([gl_SYS_TYPES_H])
AC_REQUIRE([AC_PROG_CC])
dnl Persuade glibc <stdio.h> to declare fseeko().
@@ -28,6 +29,9 @@ AC_DEFUN([gl_FUNC_FSEEKO],
if test $gl_cv_func_fseeko = no; then
HAVE_FSEEKO=0
else
+ if test $WINDOWS_64_BIT_OFF_T = 1; then
+ REPLACE_FSEEKO=1
+ fi
if test $gl_cv_var_stdin_large_offset = no; then
REPLACE_FSEEKO=1
fi
@@ -59,3 +63,11 @@ AC_DEFUN([gl_STDIN_LARGE_OFFSET],
[gl_cv_var_stdin_large_offset=yes],
[gl_cv_var_stdin_large_offset=no])])
])
+
+# Prerequisites of lib/fseeko.c.
+AC_DEFUN([gl_PREREQ_FSEEKO],
+[
+ dnl Native Windows has the function _fseeki64. mingw hides it, but mingw64
+ dnl makes it usable again.
+ AC_CHECK_FUNCS([_fseeki64])
+])