OP_CALL           378 ext/mbstring/oniguruma/regcomp.c   r = add_opcode(reg, OP_CALL);
OP_CALL          1264 ext/mbstring/oniguruma/regcomp.c       r = add_opcode(reg, OP_CALL);
OP_CALL          5525 ext/mbstring/oniguruma/regcomp.c   { OP_CALL,                 "call",                 ARG_ABSADDR },
OP_CALL          2841 ext/mbstring/oniguruma/regexec.c     case OP_CALL:  STAT_OP_IN(OP_CALL);