File ffcall/m4/cc-gcc.m4 from the latest check-in


dnl Copyright (C) 1993-2002 Free Software Foundation, Inc.
dnl This file is free software, distributed under the terms of the GNU
dnl General Public License.  As a special exception to the GNU General
dnl Public License, this file may be distributed as part of a program
dnl that contains a configuration script generated by Autoconf, under
dnl the same distribution terms as the rest of that program.

dnl From Bruno Haible, Marcus Daniels.

AC_PREREQ(2.13)

AC_DEFUN([CL_CC_GCC],
[AC_REQUIRE([AC_PROG_CPP])
AC_CACHE_CHECK(whether using GNU C, cl_cv_prog_cc_gcc, [
AC_EGREP_CPP(yes,[#ifdef __GNUC__
  yes
#endif
], cl_cv_prog_cc_gcc=yes, cl_cv_prog_cc_gcc=no)
])
if test $cl_cv_prog_cc_gcc = yes; then
  CC_GCC=true
  GCC_X_NONE='-x none'
else
  CC_GCC=false
  GCC_X_NONE=''
fi
AC_SUBST(CC_GCC)dnl
AC_SUBST(GCC_X_NONE)dnl
])