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diff --git a/winpr/libwinpr/utils/execinfo/debug.h b/winpr/libwinpr/utils/execinfo/debug.h
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+/**
+ * WinPR: Windows Portable Runtime
+ * WinPR Debugging helpers
+ *
+ * Copyright 2022 Armin Novak <armin.novak@thincast.com>
+ * Copyright 2022 Thincast Technologies GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef WINPR_DEBUG_EXECINFO_H
+#define WINPR_DEBUG_EXECINFO_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <winpr/wtypes.h>
+
+ void* winpr_execinfo_backtrace(DWORD size);
+ void winpr_execinfo_backtrace_free(void* buffer);
+ char** winpr_execinfo_backtrace_symbols(void* buffer, size_t* used);
+ void winpr_execinfo_backtrace_symbols_fd(void* buffer, int fd);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* WINPR_DEBUG_EXECINFO_H */