OS Fedora Core 11 installation of OpenCASCADE running ./configure
configure: WARNING: X11/extensions/multibuf.h: present but cannot be
compiled
configure: WARNING: X11/extensions/multibuf.h: check for missing
prerequisite headers?
configure: WARNING: X11/extensions/multibuf.h: proceeding with the
preprocessor's result
configure: WARNING: ## ------------------------------------ ##
configure: WARNING: ## Report this to [email protected]. ##
configure: WARNING: ## ------------------------------------ ##