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27 lines
822 B
Plaintext
27 lines
822 B
Plaintext
# Enable extensions on systems that normally disable them.
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dnl Copyright (C) 2003 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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# gl_USE_SYSTEM_EXTENSIONS
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# ------------------------
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# Enable extensions on systems that normally disable them,
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# typically due to standards-conformance issues.
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AC_DEFUN([gl_USE_SYSTEM_EXTENSIONS], [
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AC_BEFORE([$0], [AC_COMPILE_IFELSE])
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AC_BEFORE([$0], [AC_RUN_IFELSE])
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AC_REQUIRE([AC_GNU_SOURCE])
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AC_REQUIRE([AC_AIX])
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AC_REQUIRE([AC_MINIX])
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AH_VERBATIM([__EXTENSIONS__],
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[/* Enable extensions on Solaris. */
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#ifndef __EXTENSIONS__
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# undef __EXTENSIONS__
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#endif])
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AC_DEFINE([__EXTENSIONS__])
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])
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