vendor raymenu dependencies

raymenu/vendor/github.com/ebitengine/purego/internal/fakecgo/libcgo.go

@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
+
+//go:build !cgo && (darwin || freebsd || linux || netbsd)
+
+package fakecgo
+
+type (
+	size_t uintptr
+	// Sources:
+	// Darwin (32 bytes) - https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/sys/_types.h#L74
+	// FreeBSD (32 bytes) - https://github.com/DoctorWkt/xv6-freebsd/blob/d2a294c2a984baed27676068b15ed9a29b06ab6f/include/signal.h#L98C9-L98C21
+	// Linux (128 bytes) - https://github.com/torvalds/linux/blob/ab75170520d4964f3acf8bb1f91d34cbc650688e/arch/x86/include/asm/signal.h#L25
+	sigset_t       [128]byte
+	pthread_attr_t [64]byte
+	pthread_t      int
+	pthread_key_t  uint64
+)
+
+// for pthread_sigmask:
+
+type sighow int32
+
+const (
+	SIG_BLOCK   sighow = 0
+	SIG_UNBLOCK sighow = 1
+	SIG_SETMASK sighow = 2
+)
+
+type G struct {
+	stacklo uintptr
+	stackhi uintptr
+}
+
+type ThreadStart struct {
+	g   *G
+	tls *uintptr
+	fn  uintptr
+}