--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,28 @@
+2009-08-13  John W. Eaton  <jwe@octave.org>
+
+	* Makeconf.in (GLPK_CPPFLAGS, GLPK_LDFLAGS,
+	AMD_CPPFLAGS, AMD_LDFLAGS, CAMD_CPPFLAGS, CAMD_LDFLAGS,
+	CCOLAMD_CPPFLAGS, CCOLAMD_LDFLAGS, CHOLMOD_CPPFLAGS,
+	CHOLMOD_LDFLAGS, COLAMD_CPPFLAGS, COLAMD_LDFLAGS,
+	CXSPARSE_CPPFLAGS, CXSPARSE_LDFLAGS): New variables.
+	(do-subst-config-vals): Substitute Them.
+	(SPARSE_CPPFLAGS, SPARSE_LDFLAGS, SPARSE_LIBS, FFTW_CPPFLAGS,
+	FFTW_LDFLAGS, FFTW_LIBS): New variables.
+
+	* configure.in: Use OCTAVE_CHECK_LIBRARY to check for GLPK, AMD,
+	CAMD, CCOLAMD, CHOLMOD, COLAMD, CXSPARSE, FFTW3, and FFTW3F
+	libraries.  Print GLPK_CPPFLAGS, GLPK_LDFLAGS, AMD_CPPFLAGS,
+	AMD_LDFLAGS, CAMD_CPPFLAGS, CAMD_LDFLAGS, CCOLAMD_CPPFLAGS,
+	CCOLAMD_LDFLAGS, CHOLMOD_CPPFLAGS, CHOLMOD_LDFLAGS,
+	COLAMD_CPPFLAGS, COLAMD_LDFLAGS, CXSPARSE_CPPFLAGS,
+	CXSPARSE_LDFLAGS, FFTW3_CPPFLAGS, FFTW3_LDFLAGS, FFTW3_LIBS,
+	FFTW3F_CPPFLAGS, FFTW3F_LDFLAGS, and FFTW3F_LIBS in the summary.
+	(AH_BOTTOM): Define HAVE_FFTW if HAVE_FFTW3 and HAVE_FFTW3F are
+	both defined.
+
+	* aclocal.m4 (OCTAVE_CHECK_LIBRARY): New optional arguments for
+	language and doc string.
+
 2009-08-13  Jaroslav Hajek  <highegg@gmail.com>
 
 	* aclocal.m4 (OCTAVE_CHECK_LIBRARY): Prepend to LIBS rather than