+# Verify that each header-file can be compiled without including another.
+@MAKE_PHONY@.PHONY : check_headers
+check_headers:
+ @$(SHELL) -c "for header in *.h;\
+ do \
+ echo \"** testing \$${header}\" ; \
+ echo \"#include <\$${header}>\" >headers.c; \
+ echo \"int main(void) { return 0; }\" >>headers.c; \
+ $(CC) -c $(CFLAGS) $(CPPFLAGS) headers.c; \
+ done"
+ -@rm -f headers.*
+
+@MAKE_PHONY@.PHONY : check_objects
+check_objects: test_progs
+
+check :: check_headers check_objects
+