I'm trying to install "Open Cascade" CAD software. During .configure I get the following error. OS: Fedora F15.
How do I fix this? checking X11/extensions/transovl.h usability... no checking X11/extensions/transovl.h presence... no checking for X11/extensions/transovl.h... no checking X11/extensions/readdisplay.h usability... no checking X11/extensions/readdisplay.h presence... no checking for X11/extensions/readdisplay.h... no checking X11/extensions/multibuf.h usability... no checking X11/extensions/multibuf.h presence... yes 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 bug-autoconf@gnu.org. ## configure: WARNING: ## ------------------------------------ ## checking for X11/extensions/multibuf.h... yes