* posix/regex.h: Define RE_TRANSLATE_TYPE as unsigned char *. * posix/regcomp.c: Remove unnecessary uses of unsigned RE_TRANSLATE_TYPE. * posix/regex_internal.h: Likewise. * posix/regex_internal.c: Likewise. * posix/regexexec.c: Likewise. Based on a patch by Stepan Kasal <kasal@ucw.cz>.