SCM_CLASS_SYNTAX_RULES 3017 src/class.c        CINIT(SCM_CLASS_SYNTAX_RULES,     "<syntax-rules>");
SCM_CLASS_SYNTAX_RULES   80 src/gauche/macro.h #define SCM_SYNTAX_RULES_P(obj)  SCM_XTYPEP(obj, SCM_CLASS_SYNTAX_RULES)
SCM_CLASS_SYNTAX_RULES  145 src/macro.c        SCM_SET_CLASS(r, SCM_CLASS_SYNTAX_RULES);