git: purgatorio

ref: 43de7b8419fa3582af6df803473ef1bde2ce5c23
dir: /utils/libregexp/

NOTICE
mkfile
regaux.c
regcomp.c
regcomp.h
regerror.c
regexec.c
regsub.c
rregexec.c
rregsub.c
test.c
test2.c