fcc_offset       4542 srclib/pcre/pcre.c compile_block.fcc = tables + fcc_offset;
fcc_offset       9012 srclib/pcre/pcre.c   req_byte2 = (tables + fcc_offset)[req_byte];  /* case flipped */
fcc_offset        447 srclib/pcre/study.c compile_block.fcc = tables + fcc_offset;