in Sources/TwitterApacheThrift/MutableThriftBinary.swift [65:72]
func write(_ value: Int32) {
var buffer = [UInt8](repeating: 0, count: 4)
buffer[0] = UInt8(0xFF & (value >> 24))
buffer[1] = UInt8(0xFF & (value >> 16))
buffer[2] = UInt8(0xFF & (value >> 8))
buffer[3] = UInt8(0xFF & value)
insert(bytes: buffer)
}