- if test $HAVE_FSEEKO = 0 || test $REPLACE_FSEEKO = 1; then
- dnl If we are also using the fseek module, then fseek needs replacing, too.
- m4_ifdef([gl_REPLACE_FSEEK], [gl_REPLACE_FSEEK])
- fi
-])
-
-dnl Tests whether fseeko is available.
-dnl Result is gl_cv_func_fseeko.
-AC_DEFUN([gl_HAVE_FSEEKO],
-[
- AC_REQUIRE([AC_PROG_CC])
-
- dnl Persuade glibc <stdio.h> to declare fseeko().
- AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
-
- AC_CACHE_CHECK([for fseeko], [gl_cv_func_fseeko],
- [
- AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
-]], [fseeko (stdin, 0, 0);])],
- [gl_cv_func_fseeko=yes], [gl_cv_func_fseeko=no])
- ])