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##### http://autoconf-archive.cryp.to/ac_c_long_long.html
#
# SYNOPSIS
#
# AC_C_LONG_LONG
#
# DESCRIPTION
#
# Provides a test for the existance of the long long int type and
# defines HAVE_LONG_LONG if it is found.
#
# LAST MODIFICATION
#
# 2006-10-30
#
# COPYLEFT
#
# Copyright (c) 2006 Caolan McNamara <caolan@skynet.ie>
#
# Copying and distribution of this file, with or without
# modification, are permitted in any medium without royalty provided
# the copyright notice and this notice are preserved.
AC_DEFUN([AC_C_LONG_LONG],
[AC_CACHE_CHECK(for long long int, ac_cv_c_long_long,
[if test "$GCC" = yes; then
ac_cv_c_long_long=yes
else
AC_TRY_COMPILE(,[long long int i;],
ac_cv_c_long_long=yes,
ac_cv_c_long_long=no)
fi])
if test $ac_cv_c_long_long = yes; then
AC_DEFINE(HAVE_LONG_LONG, 1, [compiler understands long long])
fi
])
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