ref: fd46aa6665112a84b4497f449a6cc0aa494cc9a6
dir: /sys/src/cmd/upas/common/config.c/
#include "common.h" char *MAILROOT = "/mail"; char *SPOOL = "/mail"; char *UPASLOG = "/sys/log"; char *UPASLIB = "/mail/lib"; char *UPASBIN = "/bin/upas"; char *UPASTMP = "/mail/tmp"; char *SHELL = "/bin/rc";