SBUS: Include config.h for enabling function in stdio.h

Older versions of glibc requires extra feature macros
for function open_memstream.

       fmemopen(), open_memstream(), open_wmemstream():
           Since glibc 2.10:
               _XOPEN_SOURCE >= 700 || _POSIX_C_SOURCE >= 200809L
           Before glibc 2.10:
               _GNU_SOURCE

src/sbus/sssd_dbus_introspect.c: In function 'introspect_begin':
src/sbus/sssd_dbus_introspect.c:82: error: implicit declaration of function 'open_memstream'
src/sbus/sssd_dbus_introspect.c:82: warning: assignment makes pointer from integer without a cast

Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>

0 files changed, 0 insertions, 0 deletions