Depends-on:
include_next
+link-warning
sys_socket
configure.ac:
-e 's|@''GNULIB_INET_PTON''@|$(GNULIB_INET_PTON)|g' \
-e 's|@''HAVE_DECL_INET_NTOP''@|$(HAVE_DECL_INET_NTOP)|g' \
-e 's|@''HAVE_DECL_INET_PTON''@|$(HAVE_DECL_INET_PTON)|g' \
+ -e '/definition of GL_LINK_WARNING/r $(LINK_WARNING_H)' \
< $(srcdir)/arpa_inet.in.h; \
} > $@-t
mv $@-t $@