Something

  for sdl_config in `bash type -a sdl-config | awk '{print $NF}' | xargs`
  do
    if env $cc -o $TMPE $OS_CFLAGS `$sdl_config --cflags 2> /dev/null` $TMPC `$sdl_config --libs 2> /dev/null` 2> /dev/null ; then
      _sdlversion=`$sdl_config --version | sed 's/[^0-9]//g'`
      if test "$_sdlversion" -lt 121 ; then
        sdl_too_old=yes
      else
        if test "$cocoa" = "no" ; then
          sdl=yes
        fi
      fi

      # static link with sdl ?
      if test "$sdl" = "yes" ; then
        aa="no"
        `$sdl_config --static-libs 2>/dev/null | grep \\\-laa > /dev/null` && aa="yes"
        sdl_static_libs=`$sdl_config --static-libs 2>/dev/null`
        if [ "$aa" = "yes" ] ; then
          sdl_static_libs="$sdl_static_libs `aalib-config --static-libs`"
        fi

        if $cc -o $TMPE $OS_CFLAGS `$sdl_config --cflags 2> /dev/null` $TMPC $sdl_static_libs 2> /dev/null; then
          sdl_static=yes
        fi

      fi # static link

    fi # sdl compile test

    if test "$sdl" = "yes"; then 
      break  # found a working one, quit looking
    fi
  done # end of search for sdl-config