rationalize (?) procedure [ci skip]
pull in fix for rumpclient on NetBSD
Source for buildrump.sh git rev 303c83cf70f297a41fc78baaa64484dc7ed885d9
explicitly print where cvs checkout is coming form
cherry-pick fixes for ppc
Source for buildrump.sh git rev 5fcf72b72d63d104f2e474e03b419a37175777e9
mips Linux compatibility working now
If using git for srcdir, check for correct revision.

Inspired by too much PEBCAK.
cherry-pick utrace() wrapper
Source for buildrump.sh git rev 662b7424d0e3a92bb01e93d25bef1d2ddf5ac69a
need syscallargs.h for previous
Source for buildrump.sh git rev 7103aff69a94c82266c19d11378050bf36147509
cherry-pick the KTRFACv[n] macros
Source for buildrump.sh git rev 21309b34b3bb83c6c2064d8199b23cbdfbc01060
do not print explicitly requested usage into stderr
allow any value for DBG with $BUILDRUMP_DBG
"document" BUILDRUMP_DBG in a tip
count compile failure as a failure too, issue #52
always force recompiling tests when "./buildrump.sh tests" is run
ensure objdir exists before creating files in it