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-rw-r--r--contrib/xz/src/common/tuklib_physmem.h28
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diff --git a/contrib/xz/src/common/tuklib_physmem.h b/contrib/xz/src/common/tuklib_physmem.h
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+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file tuklib_physmem.h
+/// \brief Get the amount of physical memory
+//
+// Author: Lasse Collin
+//
+// This file has been put into the public domain.
+// You can do whatever you want with this file.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef TUKLIB_PHYSMEM_H
+#define TUKLIB_PHYSMEM_H
+
+#include "tuklib_common.h"
+TUKLIB_DECLS_BEGIN
+
+#define tuklib_physmem TUKLIB_SYMBOL(tuklib_physmem)
+extern uint64_t tuklib_physmem(void);
+///<
+/// \brief Get the amount of physical memory in bytes
+///
+/// \return Amount of physical memory in bytes. On error, zero is
+/// returned.
+
+TUKLIB_DECLS_END
+#endif
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