ONIG_SYN_OP_ESC_B_WORD_BOUND  818 regint.h           ONIG_SYN_OP_ESC_B_WORD_BOUND | ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END | \
ONIG_SYN_OP_ESC_B_WORD_BOUND 3486 regparse.c           if (! IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_B_WORD_BOUND)) break;
ONIG_SYN_OP_ESC_B_WORD_BOUND 3494 regparse.c           if (! IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_B_WORD_BOUND)) break;
ONIG_SYN_OP_ESC_B_WORD_BOUND  114 regsyntax.c        ONIG_SYN_OP_ESC_W_WORD | ONIG_SYN_OP_ESC_B_WORD_BOUND |