tosxvers: use swvers -productVersion to skip one awk call - plan9port - [fork] Plan 9 from user space
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       ---
   DIR commit 799f330f6de8ff65a7bdf7e0d1b12cd3c10981ba
   DIR parent 01b505613590f3107c4a8849b18da2cbefd98466
  HTML Author: Russ Cox <rsc@swtch.com>
       Date:   Sat, 30 May 2020 06:35:27 -0400
       
       osxvers: use swvers -productVersion to skip one awk call
       
       Fixes #406. Suggested by nms42.
       
       Diffstat:
         M bin/osxvers                         |       2 +-
       
       1 file changed, 1 insertion(+), 1 deletion(-)
       ---
   DIR diff --git a/bin/osxvers b/bin/osxvers
       t@@ -3,5 +3,5 @@
        u=`uname`
        case "$u" in
        Darwin)
       -        sw_vers | awk '$1 == "ProductVersion:" {print $2}' | awk -F. '{printf("CFLAGS=$CFLAGS -DOSX_VERSION=%d%02d%02d\n", $1, $2, $3)}'
       +        sw_vers -productVersion | awk -F. '{printf("CFLAGS=$CFLAGS -DOSX_VERSION=%d%02d%02d\n", $1, $2, $3)}'
        esac