+2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * doc/install.texi: Document that configure options not listed in
+ this file are unsupported. Document --with-system-zlib.
+
Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* rtl.h (mem_for_const_double): New declaration.
@heading Options specification
Use @var{options} to override several configure time options for
-GCC@. A partial list of supported @var{options}:
+GCC@. A list of supported @var{options} follows; @command{configure
+--help} may list other options, but those not listed below may not
+work and should not normally be used.
@table @code
@item --prefix=@var{dirname}
ignores @code{catgets} and instead uses GCC's copy of the GNU
@code{gettext} library. The @option{--with-catgets} option causes the
build procedure to use the host's @code{catgets} in this situation.
+
+@item --with-system-zlib
+Use installed zlib rather than that included with GCC@. This option
+only applies if the Java front end is being built.
@end table
Some options which only apply to building cross compilers: