It seems like sun4u doesn't always have a sparcv9 inside. Trust isalist.

        fi ;;

  *-*-linux1) OUT="linux-aout" ;;

  sun4u*-*-solaris2)

	OUT="solaris-sparcv9-$CC"

	ISA64=`(isalist) 2>/dev/null | grep sparcv9`

	ISA=`(isalist) 2>/dev/null`

	ISA64=`echo $ISA | grep sparcv9`

	ISA=`set $ISA; echo $1`

	OUT="solaris-$ISA-$CC" ;;

	if [ "$ISA64" != "" ]; then

	    if [ "$CC" = "cc" -a $CCVER -ge 50 ]; then

		echo "WARNING! If you wish to build 64-bit library, then you have to"