geteuid           109 src/gauche/mingw-compat.h uid_t geteuid(void);
geteuid          2051 src/syslib.c   SCM_RESULT = geteuid();
geteuid           322 src/system.c           pwd = getpwuid(geteuid());
geteuid          1148 src/system.c       return (geteuid() != getuid() || getegid() != getgid());