opengl no longer depends on *.lib

extra/opengl/gl/extensions/extensions.factor

@@ -1,6 +1,6 @@
 USING: alien alien.syntax combinators kernel parser sequences
 system words namespaces hashtables init math arrays assocs
-sequences.lib continuations ;
+continuations ;
 
 ERROR: unknown-gl-platform ;
 << {
@@ -30,7 +30,7 @@ reset-gl-function-number-counter
 : gl-function-pointer ( names n -- funptr )
     gl-function-context 2array dup +gl-function-pointers+ get-global at
     [ 2nip ] [
-        >r [ gl-function-address ] attempt-each 
+        >r [ gl-function-address ] map [ ] find nip
         dup [ "OpenGL function not available" throw ] unless
         dup r>
         +gl-function-pointers+ get-global set-at

extra/opengl/opengl-docs.factor

@@ -1,5 +1,5 @@
 USING: help.markup help.syntax io kernel math quotations
-opengl.gl multiline assocs vocabs.loader sequences ;
+opengl.gl assocs vocabs.loader sequences ;
 IN: opengl
 
 HELP: gl-color