EPSILON_BIT 257 maint/gnulib/lib/regex_internal.h OP_OPEN_SUBEXP = EPSILON_BIT | 0, EPSILON_BIT 258 maint/gnulib/lib/regex_internal.h OP_CLOSE_SUBEXP = EPSILON_BIT | 1, EPSILON_BIT 259 maint/gnulib/lib/regex_internal.h OP_ALT = EPSILON_BIT | 2, EPSILON_BIT 260 maint/gnulib/lib/regex_internal.h OP_DUP_ASTERISK = EPSILON_BIT | 3, EPSILON_BIT 261 maint/gnulib/lib/regex_internal.h ANCHOR = EPSILON_BIT | 4, EPSILON_BIT 367 maint/gnulib/lib/regex_internal.h #define IS_EPSILON_NODE(type) ((type) & EPSILON_BIT)