should let a 6g build and an 8g build be done in sequence
without stepping on each other.
R=rsc
DELTA=2 (0 added, 0 deleted, 2 changed)
OCL=35478
CL=35481
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
-rm -rf $GOROOT/pkg/[0-9a-zA-Z_]*
-rm -f $GOROOT/lib/*.[6a]
+rm -rf $GOROOT/pkg/${GOOS}_$GOARCH
+rm -f $GOROOT/lib/*.a
for i in lib9 libbio libcgo libmach libregexp cmd pkg \
../misc/cgo/gmp ../misc/cgo/stdio \
../usr/r/rpc ../usr/dsymonds/iterable \