+#ifndef _SD_END_DECLARATIONS
+# ifdef __cplusplus
+# define _SD_END_DECLARATIONS \
+ } \
+ struct _sd_useless_cpp_struct_to_allow_trailing_semicolon_
+# else
+# define _SD_END_DECLARATIONS \
+ struct _sd_useless_struct_to_allow_trailing_semicolon_
+# endif
+#endif
+
+#define _SD_DEFINE_POINTER_CLEANUP_FUNC(type, func) \
+ static __inline__ void func##p(type **p) { \
+ if (*p) \
+ func(*p); \
+ } \
+ struct _sd_useless_struct_to_allow_trailing_semicolon_
+