Scm_SupportedCharacterEncodingP 1274 src/extlib.c   SCM_RESULT = Scm_SupportedCharacterEncodingP(encoding);
Scm_SupportedCharacterEncodingP  272 src/gauche.h   SCM_EXTERN int Scm_SupportedCharacterEncodingP(const char *encoding);
Scm_SupportedCharacterEncodingP 1162 src/port.c         if (encoding == NULL || Scm_SupportedCharacterEncodingP(encoding)) {