Scm_IsSugid      2724 src/gauche.h   SCM_EXTERN int    Scm_IsSugid(void);
Scm_IsSugid       465 src/load.c         } else if (Scm_IsSugid()) {
Scm_IsSugid      1845 src/syslib.c   if (Scm_IsSugid()) {