vendor raymenu dependencies

raymenu/vendor/github.com/ebitengine/purego/syscall_sysv_others.go

@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2026 The Ebitengine Authors
+
+//go:build darwin || freebsd || (linux && (386 || amd64 || arm || arm64 || loong64 || riscv64)) || netbsd
+
+package purego
+
+import "unsafe"
+
+type callbackArgs struct {
+	index uintptr
+	// args points to the argument block.
+	//
+	// The structure of the arguments goes
+	// float registers followed by the
+	// integer registers followed by the stack.
+	//
+	// This variable is treated as a continuous
+	// block of memory containing all of the arguments
+	// for this callback.
+	args unsafe.Pointer
+	// Below are out-args from callbackWrap
+	result uintptr
+}
+
+func (c *callbackArgs) stackFrame() unsafe.Pointer {
+	return nil
+}