Remove fflags_t from Solaris
fflags_t is not commonly defined on Solaris or illumos.
@@ -32,7 +32,6 @@ pub type sa_family_t = u16;
pub type pthread_t = ::c_uint;
pub type pthread_key_t = ::c_uint;
pub type blksize_t = ::c_int;
-pub type fflags_t = ::c_int;
pub type nl_item = ::c_int;
pub type id_t = ::c_int;
pub type idtype_t = ::c_uint;
