ams: support building unit test programs on windows/linux/macos

libraries/libstratosphere/source/sm/smm_ams.os.horizon.h

@@ -0,0 +1,30 @@
+/**
+ * @file smm_ams.h
+ * @brief Service manager manager (sm:m) IPC wrapper for Atmosphere extensions.
+ * @author SciresM
+ * @copyright libnx Authors
+ */
+#pragma once
+
+#if defined(ATMOSPHERE_OS_HORIZON)
+
+#include <switch.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+    u64 keys_held;
+    u64 flags;
+} CfgOverrideStatus;
+
+Result smManagerAtmosphereEndInitialDefers(void);
+Result smManagerAtmosphereRegisterProcess(u64 pid, u64 tid, const CfgOverrideStatus *status, const void *acid_sac, size_t acid_sac_size, const void *aci_sac, size_t aci_sac_size);
+Result smManagerAtmosphereHasMitm(bool *out, SmServiceName name);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif