--- a/doc/interpreter/install.txi	Fri Jun 30 09:30:46 2000 +0000
+++ b/doc/interpreter/install.txi	Fri Jun 30 20:57:14 2000 +0000
@@ -54,7 +54,7 @@
 
 @item --enable-shared
 Create shared libraries.  If you are planning to use
-@code{--enable-lite-kernelel} or the dynamic loading features, you will
+@code{--enable-lite-kernel} or the dynamic loading features, you will
 probably want to use this option.  It will make your @file{.oct} files
 much smaller and on some systems it may be necessary to build shared
 libraries in order to use dynamically linked functions.
@@ -84,6 +84,17 @@
 functions @code{dlopen} or @code{shl_load} and friends so that Octave
 can load functions at run time that are not loaded at compile time.
 
+@item --without-fastblas
+Compile and use the generic BLAS and LAPACK versions included with
+Octave.  By default, configure first looks for BLAS and LAPACK matrix
+libraries on your system, including optimized BLAS implementations such
+as the free ATLAS 3.0, as well as vendor-tuned libraries.  (The use of
+an optimized BLAS will generally result in several-times faster matrix
+operations.)  Only use this option if your system has BLAS/LAPACK
+libraries that cause problems for some reason.  You can also use
+@code{--with-fastblas=lib} to specify a particular BLAS library
+@code{-llib} that configure doesn't check for automatically.
+
 @item --help
 Print a summary of the options recognized by the configure script.
 @end table