common: Extend gnupg_create_inbound_pipe et al.
* common/exechelp-posix.c (gnupg_create_inbound_pipe): Add args 'r_fp' and 'nonblock'. (gnupg_create_outbound_pipe): Ditto. * common/exechelp-w32.c (gnupg_create_inbound_pipe): Add non yet functional args 'r_fp' and 'nonblock'. (gnupg_create_outbound_pipe): Ditto. * common/exechelp-w32ce.c (gnupg_create_inbound_pipe): Ditto. (gnupg_create_outbound_pipe): Ditto.
- Signed-off-by: Werner Koch <wk@gnupg.org>