++ the configure --disable-ext-funcs option does not work for Ada95 tree.
+
++ the --with-pthread configuration builds for Cygwin, but does not work
+ properly (test/worm.c shows all of the worms in the same location).
+
++ the Ada95 tree requires a small fix to build on Cygwin, since the GNAT port
+ to that platform provides an incomplete Interrupts.Names package. For
+ instance (your gcc version may be different):
+ /usr/lib/gcc/i686-pc-cygwin/3.4.4/adainclude/a-intnam.ads
+
+ cut here...
+-------------------------------------------------------------------------------
+--- a-intnam.ads.orig 2003-10-21 13:41:51.000000000 +0000
++++ a-intnam.ads 2007-05-05 22:40:02.609375000 +0000
+@@ -44,5 +44,6 @@
+
+ DUMMY_INTERRUPT_1 : constant Interrupt_ID := 1;
+ DUMMY_INTERRUPT_2 : constant Interrupt_ID := 2;
++ SIGINT : constant Interrupt_ID := 2;
+
+ end Ada.Interrupts.Names;
+-------------------------------------------------------------------------------
+
++ the --enable-rpath configure option builds for the corresponding platforms;
+ however combining it with --with-ticlib and --with-termlib does not always
+ produce libraries that can be run without setting environment variables.
+ Building those with libtool does not work either. (This is a problem with
+ the BSD platforms).
+