Cast chars to (unsigned int) instead of (int) in i_isdigit() etc. macros. Hopefully fixes some warnings with HP/UX.
Cast chars to (unsigned int) instead of (int) in i_isdigit() etc. macros.
Hopefully fixes some warnings with HP/UX.

--HG--
branch : HEAD

jkerihuel/dovecot,dscho/dovecot,dscho/dovecot,jkerihuel/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,dscho/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch,dscho/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jkerihuel/dovecot,jwm/dovecot-notmuch,dscho/dovecot