[master] 71de7ae93 Silence flexelint complaints about libunwind.h

[Nils Goroll]

commit 71de7ae93f6b0da4192cba666faeddb392bda8e3
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Thu May 4 11:49:31 2023 +0200

    Silence flexelint complaints about libunwind.h

diff --git a/bin/flint.lnt b/bin/flint.lnt
index e6cee798a..3bb395da5 100644
--- a/bin/flint.lnt
+++ b/bin/flint.lnt
@@ -39,6 +39,9 @@
 -elib(659)		// no tokens after struct def.
 -elib(123)		// macro def. with arg at, (just warn)
 
++libh(/usr/include/libunwind.h)
+-elib(849)
+
 -emacro(702, WEXITSTATUS)	// signed shift right
 
 -e825	// control flows into case/default without -fallthrough comment