RE_BK_PLUS_QM      67 _regex.h       #define RE_CHAR_CLASSES (RE_BK_PLUS_QM << 1)
RE_BK_PLUS_QM     191 _regex.h         (RE_BK_PLUS_QM              | RE_CHAR_CLASSES				\
RE_BK_PLUS_QM     215 _regex.h         (_RE_SYNTAX_POSIX_COMMON | RE_BK_PLUS_QM)
RE_BK_PLUS_QM    1960 regex.cpp                if ((syntax & RE_BK_PLUS_QM)
RE_BK_PLUS_QM    1997 regex.cpp                          || (!(syntax & RE_BK_PLUS_QM) && (c == '+' || c == '?')))
RE_BK_PLUS_QM    2000 regex.cpp                      else if (syntax & RE_BK_PLUS_QM  &&  c == '\\')
RE_BK_PLUS_QM    2781 regex.cpp                    if (syntax & RE_BK_PLUS_QM)
RE_BK_PLUS_QM    2811 regex.cpp      	      || ((syntax & RE_BK_PLUS_QM)