git: purgatorio

ref: 27598a9c874c115795a3d59de093f8f158a73d87
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