ESC_DU           1477 ext/pcre/pcrelib/pcre_compile.c   escape += (ESC_DU - ESC_D);
ESC_DU           5164 ext/pcre/pcrelib/pcre_compile.c             case ESC_DU:     /* when PCRE_UCP is set. We replace the */
ESC_DU           5170 ext/pcre/pcrelib/pcre_compile.c             ptr = substitutes[escape - ESC_DU] - 1;  /* Just before substitute */
ESC_DU           8059 ext/pcre/pcrelib/pcre_compile.c         if (escape >= ESC_DU && escape <= ESC_wu)
ESC_DU           8062 ext/pcre/pcrelib/pcre_compile.c           ptr = substitutes[escape - ESC_DU] - 1;  /* Just before substitute */