tests: don't fail due to built-in sleep from Solaris 11's /bin/sh

* tests/misc/help-version (id_args): Invoke via env to ensure we
run the just-built version of sleep.

diff --git a/tests/misc/help-version b/tests/misc/help-version
index 77d37bb..8fa7a0b 100755 (executable)
--- a/tests/misc/help-version
+++ b/tests/misc/help-version
@@ -163,7 +163,8 @@ df_args=/
 # This is necessary in the unusual event that getpwuid (getuid ()) fails.
 id_args=-u
 
-sleep 10m &
+# Use env to avoid invoking built-in sleep of Solaris 11's /bin/sh.
+env sleep 10m &
 kill_args=$!
 
 link_args="$tmp_in link-target"