Building SDL_revision.h is a dependency of installing the headers. :)
--- a/Makefile.in Wed Feb 16 02:37:09 2011 -0800
+++ b/Makefile.in Wed Feb 16 02:55:32 2011 -0800
@@ -127,7 +127,7 @@
install-bin:
$(SHELL) $(auxdir)/mkinstalldirs $(DESTDIR)$(bindir)
$(INSTALL) -m 755 sdl-config $(DESTDIR)$(bindir)/sdl-config
-install-hdrs:
+install-hdrs: $(srcdir)/include/SDL_revision.h
$(SHELL) $(auxdir)/mkinstalldirs $(DESTDIR)$(includedir)/SDL
for file in $(HDRS); do \
$(INSTALL) -m 644 $(srcdir)/include/$$file $(DESTDIR)$(includedir)/SDL/$$file; \