Macro: ac_func_long_long

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# ac_func_long_long

## Synopsis

`AC_C_LONG_LONG`

## Version

1.1.1.1 (2001/07/26) C_Support @ ac-archive-0.5.32

## Author

Caolan McNamara <caolan@skynet.ie>

## Description

Provides a test for the existance of the long long int type and defines HAVE_LONG_LONG if it is found.

## M4 Source Code

    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)
       fi
    ])