depcomp: cosmetic fixlets to a comment

* lib/depcomp (pgcc): Here, as that's unportable according to the
autoconf manual.  In fact, there's no need to re-trap the signals
just before exiting, since at that point a signal would cause at
most a useless but harmless attempt to remove the

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>

diff --git a/lib/depcomp b/lib/depcomp
index af4b18c..8fac158 100755 (executable)
--- a/lib/depcomp
+++ b/lib/depcomp
@@ -380,8 +380,8 @@ pgcc)
       rmdir "$lockdir"
       break
     else
-      ## the lock is being held by a different process,
-      ## wait until the winning process is done or we timeout
+      ## If the lock is being held by a different process, wait
+      ## until the winning process is done or we timeout.
       while test -d "$lockdir" && test $i -gt 0; do
         sleep 1
         i=`expr $i - 1`