src/third_party/tcmalloc/vendor/m4/install_prefix.m4

   1 AC_DEFUN([AC_INSTALL_PREFIX],
   2   [ac_cv_install_prefix="$prefix";
   3    if test x"$ac_cv_install_prefix" = x"NONE" ; then
   4      ac_cv_install_prefix="$ac_default_prefix";
   5    fi
   6    AC_DEFINE_UNQUOTED(INSTALL_PREFIX, "$ac_cv_install_prefix",
   7      [prefix where we look for installed files])
   8    ])