these problems are fixed now

winsup/doc/relnotes.texinfo

@@ -1,40 +1,4 @@
 @chapter Known/potential Problems in the Latest Net Release
 
-@section Linking with -lm or -lc leads to crash
+None at this time.
 
-Currently, @code{/usr/lib/libm.a} and @code{/usr/lib/libc.a} are
-symbolic links to libcygwin.a, where this stuff is actually implemented.
-You need not explicitly link with -lm or -lc.
-
-In fact, you @strong{must not} link with -lm or -lc, or your application
-will crash.  This is a bug, and it is being worked on.
-
-Providing empty stub libraries for libm.a and libc.a is not considered
-workable, because some packages look for symbols there.
-
-There are some discussions of this in the mailing list.  See
-
-@itemize @bullet
-@item
-@file{http://cygwin.com/ml/cygwin/2000-05/msg01175.html}
-@item
-@file{http://cygwin.com/ml/cygwin/2000-09/msg00290.html}
-@end itemize
-
-and related messages.
-
-@section Ctrl-S hangs rxvt and xterm
-
-This is a bug in the Cygwin pty code.  It should be fixed in the next
-release.
-
-@section dllwrap is broken
-
-Any invocation of dllwrap results in the error
-
-@code{/usr/bin/ld: warning: cannot find entry symbol __cygwin_dll_entry@@12}
-
-This should be fixed in the next release.  For details and a workaround,
-see
-
-@file{http://cygwin.com/ml/cygwin/2000-08/msg00256.html}