Hi Scott, thanks for the bug report.
* scott mc wrote on Tue, Jul 13, 2010 at 07:42:24PM CEST: > I added autoconf-2.66 to Haiku (http://dev.haiku-os.org/changeset/37438) but > we then found that it wasn't able to build pkgconfig due to a suspected > regression in AC_CHECK_SIZEOF: > http://ports.haiku-files.org/ticket/376 Known regression, and fixed in the git tree; we just haven't found the time to release 2.67 yet. > I have rolled it back to 2.65 for now, until it's fixed again. Also another > developer has noted that AX_CHECK_GL is using -lm, Haiku has the math lib > build so it doesn't need -lm, so perhaps an AC_CHECKLIB is needed there. This is a third-party macro (from the Autoconf Macro Archive?) so you should report this to its author. Cheers, Ralf