SCM_UNDEFINEDP    633 ext/threads/thrlib.c    if (SCM_UNDEFINEDP(exc->data)) {
SCM_UNDEFINEDP    453 src/class.c            if (SCM_UNDEFINEDP(obj)) return SCM_CLASS_UNDEFINED_OBJECT;
SCM_UNDEFINEDP   1196 src/class.c            if (!SCM_UNDEFINEDP(v)) {
SCM_UNDEFINEDP   1260 src/class.c        if (SCM_UNBOUNDP(result) || SCM_UNDEFINEDP(result)) {
SCM_UNDEFINEDP   1306 src/class.c            return SCM_MAKE_BOOL(!(SCM_UNBOUNDP(val) || SCM_UNDEFINEDP(val)));
SCM_UNDEFINEDP   1308 src/class.c            if (SCM_UNBOUNDP(val) || SCM_UNDEFINEDP(val)) {
SCM_UNDEFINEDP   1648 src/class.c                if (!SCM_UNDEFINEDP(val)) {
SCM_UNDEFINEDP    705 src/code.c             } else if (SCM_UNDEFINEDP(operand)) {
SCM_UNDEFINEDP   1926 src/extlib.c     if (SCM_UNBOUNDP(grammer) || SCM_UNDEFINEDP(grammer) || grammer == sym_infix)
SCM_UNDEFINEDP   1956 src/extlib.c     if (SCM_UNDEFINEDP(bound)) modulo = SCM_SMALL_INT_MAX;
SCM_UNDEFINEDP   4347 src/extlib.c   SCM_RESULT = SCM_UNDEFINEDP(obj);
SCM_UNDEFINEDP    547 src/read.c             if (!SCM_UNDEFINEDP(obj)) return obj;
SCM_UNDEFINEDP    593 src/read.c                 if (SCM_UNDEFINEDP(item)) continue;
SCM_UNDEFINEDP    834 src/string.c       if (SCM_UNBOUNDP(start) || SCM_UNDEFINEDP(start)) {
SCM_UNDEFINEDP    842 src/string.c       if (SCM_UNBOUNDP(end) || SCM_UNDEFINEDP(end)) {
SCM_UNDEFINEDP   1094 src/string.c       if (SCM_UNBOUNDP(maybe_start) || SCM_UNDEFINEDP(maybe_start)) {
SCM_UNDEFINEDP   1102 src/string.c       if (SCM_UNBOUNDP(maybe_end) || SCM_UNDEFINEDP(maybe_end)) {