pub unsafe extern "C" fn SQLDataSources(
henv: SQLHENV,
fDirection: SQLUSMALLINT,
szDSN: *mut SQLCHAR,
cbDSNMax: SQLSMALLINT,
pcbDSN: *mut SQLSMALLINT,
szDescription: *mut SQLCHAR,
cbDescriptionMax: SQLSMALLINT,
pcbDescription: *mut SQLSMALLINT,
) -> SQLRETURN