gpg,regexp: Use -DREGEXP_PREFIX=gnupg_.
* g10/Makefile.am (AM_CPPFLAGS): Add -DREGEXP_PREFIX=gnupg_ * regexp/Makefile.am (AM_CPPFLAGS): Likewise. * regexp/jimregexp.h (ADD_PREFIX): New. (regcomp, regexec, regerror, regfree): Use ADD_PREFIX.
- GnuPG-bug-id: T7668
- Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>