pub unsafe extern "system" fn SQLDescribeColW(
statementHandle: SQLHSTMT,
columnNumber: SQLUSMALLINT,
columnName: *mut SQLWCHAR,
bufferLength: SQLSMALLINT,
nameLength: *mut SQLSMALLINT,
dataType: *mut SQLSMALLINT,
columnSize: *mut SQLULEN,
decimalDigits: *mut SQLSMALLINT,
nullable: *mut SQLSMALLINT,
) -> SQLRETURN