+BUILT_SOURCES += $(STDBOOL_H)
+
+# We need the following in order to create <stdbool.h> when the system
+# doesn't have one that works.
+stdbool.h: stdbool_.h
+ rm -f $@-t $@
+ { echo '/* DO NOT EDIT! GENERATED AUTOMATICALLY! */'; \
+ sed -e 's/@''HAVE__BOOL''@/$(HAVE__BOOL)/g' < $(srcdir)/stdbool_.h; \
+ } > $@-t
+ mv $@-t $@
+MOSTLYCLEANFILES += stdbool.h stdbool.h-t