Scm_MaybeSubstring 1879 src/extlib.c   SCM_RESULT = Scm_MaybeSubstring(str, start, end);
Scm_MaybeSubstring 1084 src/gauche.h   SCM_EXTERN ScmObj  Scm_MaybeSubstring(ScmString *x, ScmObj start, ScmObj end);
Scm_MaybeSubstring 2980 src/stdlib.c     ScmObj xstr = Scm_MaybeSubstring(str, start, end);
Scm_MaybeSubstring 3036 src/stdlib.c     ScmObj xstr = Scm_MaybeSubstring(str, start, end);