//go:noescape
func GetZosLibVec() uintptr

func init() {
	initZosLibVec()
	r0, _, _ := CallLeFuncWithPtrReturn(GetZosLibVec()+SYS_____GETENV_A<<4, uintptr(unsafe.Pointer(&([]byte("__ZOS_XSYSTRACE\x00"))[0])))
	if r0 != 0 {
		n, _, _ := CallLeFuncWithPtrReturn(GetZosLibVec()+SYS___ATOI_A<<4, r0)
		ZosTraceLevel = int(n)
		r0, _, _ := CallLeFuncWithPtrReturn(GetZosLibVec()+SYS_____GETENV_A<<4, uintptr(unsafe.Pointer(&([]byte("__ZOS_XSYSTRACEFD\x00"))[0])))

done:
	MOVD R4, 0(R9)            // Save stack pointer.
	RET

//
// Call LE function, if the return is 0
// errno and errno2 is retrieved
//
TEXT ·CallLeFuncWithPtrReturn(SB), NOSPLIT, $0
	MOVW PSALAA, R8
	MOVD LCA64(R8), R8
	MOVD CAA(R8), R9
	MOVD g, GOCB(R9)

	// Restore LE stack.
	MOVD SAVSTACK_ASYNC(R8), R9 // R9-> LE stack frame saving address