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
This makes it easy to build with other flags
(like -ggdb) or other compilers (like cc64).
R=r
DELTA=45 (6 added, 22 deleted, 17 changed)
OCL=13790
CL=13793
