Travis CI: Remove running capture on default interface on macOS

It's currently unreliable.

Sometimes the default interface is 'utun0' and there is no packet
to capture on it.

This change should be temporary.

diff --git a/.travis.yml b/.travis.yml
index 2b11f5c67cbd066c3dd266f12925fad89c01c374..798afe5cc2b12194bf5e0602825acb29c2ce60c2 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -119,7 +119,7 @@ script:
   - ./tcpdump -D
   - sudo ./tcpdump -J
   - sudo ./tcpdump -L
-  - sudo ./tcpdump -#n -c 10
+  - if [ "$TRAVIS_OS_NAME" = linux ]; then sudo ./tcpdump -#n -c 10; fi
   - if [ "$CMAKE" = no ]; then make releasetar; fi
   - echo '$ cat Makefile [...]'; echo travis_fold:start:script.cat_makefile
   - if [ "$CMAKE" = no ]; then cat Makefile | sed -n '1,/DO NOT DELETE THIS LINE -- mkdep uses it/p'; fi