pnode            2199 ext/mbstring/oniguruma/regparse.c onig_reduce_nested_quantifier(Node* pnode, Node* cnode)
pnode            2204 ext/mbstring/oniguruma/regparse.c   p = NQTFR(pnode);
pnode            2212 ext/mbstring/oniguruma/regparse.c     *pnode = *cnode;
pnode             328 ext/mbstring/oniguruma/regparse.h extern void   onig_reduce_nested_quantifier P_((Node* pnode, Node* cnode));