This is an altered distribution of regexp for mysql.
The follwing changes has been done to use the mysql configuration system and
ISOLATIN1 characters.

New Makefile

Changed all files to include global.h

Some changes in types to suppress warning errors from gcc.

debug.c ; extra parameter to regchar

Made regex_init & regex_end calls to init & free dynamic cclasses array.

Fixed memory allocation bug in 'matcher'

Changed regcomp.c to use bmove_upp() instead of memmove()

Changed name of function try to rx_try in main.cc for Digitial C compiler.