+## begin gnulib module stddef
+
+BUILT_SOURCES += $(STDDEF_H)
+
+# We need the following in order to create <stddef.h> when the system
+# doesn't have one that works with the given compiler.
+stddef.h: stddef.in.h
+ $(AM_V_GEN)rm -f $@-t $@ && \
+ { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */' && \
+ sed -e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
+ -e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
+ -e 's|@''NEXT_STDDEF_H''@|$(NEXT_STDDEF_H)|g' \
+ -e 's|@''HAVE_WCHAR_T''@|$(HAVE_WCHAR_T)|g' \
+ -e 's|@''REPLACE_NULL''@|$(REPLACE_NULL)|g' \
+ < $(srcdir)/stddef.in.h; \
+ } > $@-t && \
+ mv $@-t $@
+MOSTLYCLEANFILES += stddef.h stddef.h-t
+
+EXTRA_DIST += stddef.in.h
+
+## end gnulib module stddef
+