CVS commit: src/sys/sys

["Kamil Rytarowski" <kamil%netbsd.org@localhost>]

Module Name:    src
Committed By:   kamil
Date:           Sun Sep 15 14:30:26 UTC 2019

Modified Files:
        src/sys/sys: cdefs.h

Log Message:
Add Clang/LLVM specific feature/extension detection macros in sys/cdefs.h

These macros are not supported (as of now) with GCC and there is need to
maintain a fallback that evaluates to 0.


To generate a diff of this commit:
cvs rdiff -u -r1.141 -r1.142 src/sys/sys/cdefs.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.