2009-06-23  Peter Breitenlohner  <peb@mppmu.mpg.de>

	* Makefile.am (AM_CFLAGS), configure.ac: enable compiler warnings.
	* bbox.c (minus_one, plus_one): declare as static.
	(readppm_and_calcbb): static, avoid uninitialized warning.

2009-05-06  Peter Breitenlohner  <peb@mppmu.mpg.de>

	Adapt to TL2009 build system.

