On 13 January 2011 19:28, John Marino wrote: > By the way, I can explain why I've been able to build NetBSD all this time > (and why the patch had no effect). > > I had added this to the t-netbsd makefile a couple of months ago: > > # Omit $(srcdir)/ginclude/stddef.h header file for NETBSD > # Comes from gcc/Makefile.in > USER_H = $(srcdir)/ginclude/float.h \ > $(srcdir)/ginclude/iso646.h \ > $(srcdir)/ginclude/stdarg.h \ > $(srcdir)/ginclude/stdbool.h \ > $(srcdir)/ginclude/varargs.h \ > $(srcdir)/ginclude/stdfix.h \ > $(EXTRA_HEADERS) > > > I got that from the NetBSD Pkgsrc system used for building earlier gcc > versions. They've been building gcc without stddef.h for a long time. Aha! That makes sense then.