pub unsafe extern "C" fn Lex_exact_charset_extended_collation_attrs_st_merge_exact_collation(
this: *mut Lex_exact_charset_extended_collation_attrs_st,
cl: *const Lex_exact_collation
) -> bool
pub unsafe extern "C" fn Lex_exact_charset_extended_collation_attrs_st_merge_exact_collation(
this: *mut Lex_exact_charset_extended_collation_attrs_st,
cl: *const Lex_exact_collation
) -> bool