+ if grep '^ *AC_PROG_CC_STDC' "$configure_ac" > /dev/null; then
+ position_early_after=AC_PROG_CC_STDC
+ else
+ if grep '^ *AC_PROG_CC_C99' "$configure_ac" > /dev/null; then
+ position_early_after=AC_PROG_CC_C99
+ else
+ position_early_after=AC_PROG_CC
+ fi
+ fi
+ echo " - invoke ${macro_prefix}_EARLY in $configure_ac, right after $position_early_after,"