diff --git a/autobuild.sh b/autobuild.sh
index 8248a5954e6779980eb3626d8155a606e5b31bc7..91e2ab2b8046f83d8d8113ceb2ed52b2e00a7b38 100755
--- a/autobuild.sh
+++ b/autobuild.sh
@@ -38,7 +38,7 @@ make install
 exec 3>&1
 st=$(
   exec 4>&1 >&3
-  { make check syntax-check 2>&1; echo $? >&4; } | tee "$RESULTS"
+  { make check syntax-check 2>&1 3>&- 4>&-; echo $? >&4; } | tee "$RESULTS"
 )
 exec 3>&-
 test "$st" = 0
diff --git a/tests/commandtest.c b/tests/commandtest.c
index a1bcf688e3558ab5c6323c00fa99e6dca51919ed..333dd4d57c34f141821330e57bb8de5fb7e07259 100644
--- a/tests/commandtest.c
+++ b/tests/commandtest.c
@@ -688,6 +688,12 @@ mymain(int argc, char **argv)
     if (chdir("/tmp") < 0)
         return(EXIT_FAILURE);
 
+    /* Kill off any inherited fds that might interfere with our
+     * testing.  */
+    close(3);
+    close(4);
+    close(5);
+
     virInitialize();
 
     const char *const newenv[] = {