new script "quietgcc" installed in $HOME/bin during make.bash
runs gcc with warnings, turns off inappropriate ones,
greps out useless output.
quietgcc also makes sure to run the correct 64-bit gcc.
R=r
DELTA=38 (36 added, 0 deleted, 2 changed)
OCL=17493
CL=19599
enforce rule: all kernel data structures and constants
go in syscall module.
move things that should be in syscall out of net.
make net a single package.
R=r
OCL=15985
CL=15994
use -j4 (4-way parallel) in make.bash.
halves time for make.bash on r45
also add libregexp, acid to default build
R=r
DELTA=90 (39 added, 37 deleted, 14 changed)
OCL=15485
CL=15487
