use unsigned types, cc+nested branch fix, var type cast
-rw-r--r-- 792 c_auto.h
-rwxr-xr-x 285 run_idac_adj.sh
-rwxr-xr-x 761 run_imp.sh
-rwxr-xr-x 404 run_mkimpinc.sh
-rwxr-xr-x 488 run_mkpubinc.sh
-rwxr-xr-x 1278 run_sed.sh
-rw-r--r-- 5418 stdc.hlist
drwxr-xr-x - tools
-rw-r--r-- 27502 win32.hlist