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annotate m4/unlockpt.m4 @ 17040:2b2ed538a898

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update from texinfo
author Karl Berry <karl@freefriends.org>
date Mon, 13 Aug 2012 15:48:24 -0700
parents 8250f2777afc
children e542fd46ad6f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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15134
c5dcba2a45c0 unlockpt: Move AC_LIBOBJ invocations to module description.
Bruno Haible <bruno@clisp.org>
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1 # unlockpt.m4 serial 2
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8250f2777afc maint: update all copyright year number ranges
Jim Meyering <meyering@redhat.com>
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2 dnl Copyright (C) 2010-2012 Free Software Foundation, Inc.
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3 dnl This file is free software; the Free Software Foundation
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4 dnl gives unlimited permission to copy and/or distribute it,
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5 dnl with or without modifications, as long as this notice is preserved.
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6
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7 AC_DEFUN([gl_FUNC_UNLOCKPT],
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8 [
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9 AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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10
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11 dnl Persuade glibc <stdlib.h> to declare unlockpt().
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12 AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
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13
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14 AC_CHECK_FUNCS([unlockpt])
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15 if test $ac_cv_func_unlockpt = no; then
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16 HAVE_UNLOCKPT=0
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17 fi
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18 ])
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19
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20 # Prerequisites of lib/unlockpt.c.
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21 AC_DEFUN([gl_PREREQ_UNLOCKPT], [
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22 AC_CHECK_FUNCS([revoke])
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23 ])