mirror of https://github.com/moparisthebest/wget
35 lines
956 B
Plaintext
35 lines
956 B
Plaintext
# fseeko.m4 serial 4
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dnl Copyright (C) 2007-2008 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_FSEEKO],
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[
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AC_REQUIRE([gl_STDIO_H_DEFAULTS])
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AC_REQUIRE([AC_PROG_CC])
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AC_REQUIRE([gl_STDIN_LARGE_OFFSET])
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dnl Persuade glibc <stdio.h> to declare fseeko().
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AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
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AC_CACHE_CHECK([for fseeko], [gl_cv_func_fseeko],
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[
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AC_TRY_LINK([#include <stdio.h>], [fseeko (stdin, 0, 0);],
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[gl_cv_func_fseeko=yes], [gl_cv_func_fseeko=no])
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])
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if test $gl_cv_func_fseeko = no; then
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HAVE_FSEEKO=0
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gl_REPLACE_FSEEKO
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elif test $gl_cv_var_stdin_large_offset = no; then
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gl_REPLACE_FSEEKO
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fi
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])
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AC_DEFUN([gl_REPLACE_FSEEKO],
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[
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AC_LIBOBJ([fseeko])
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AC_REQUIRE([gl_STDIO_H_DEFAULTS])
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REPLACE_FSEEKO=1
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])
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