ENH: Adding OSF release configuration.

Utilities/Release/config_OSF1

@@ -0,0 +1,18 @@
+PLATFORM="alpha-osf"
+CC="cc"
+CXX="cxx"
+CXXFLAGS="-std strict_ansi -nopure_cname"
+FLTK_INCLUDE_PATH="/usr/local/fltk-cxx/include"
+FLTK_LIBRARY="/usr/local/fltk-cxx/lib/libfltk.a"
+TCL_TCLSH="/usr/local/bin/tclsh8.3"
+
+# Write entries into the cache file before building cmake.
+write_cache()
+{
+cat > CMakeCache.txt <<EOF
+BUILD_TESTING:BOOL=OFF
+FLTK_INCLUDE_PATH:PATH=${FLTK_INCLUDE_PATH}
+FLTK_LIBRARY:FILEPATH=${FLTK_LIBRARY}
+TCL_TCLSH:FILEPATH=${TCL_TCLSH}
+EOF
+}