bin: init-mu shouldn't use all my addresses every time

bin/init-mu

@@ -1,10 +1,17 @@
 #!/bin/sh
-mu init \
-   --maildir=~/Mail/ \
-   --my-address=h.devore@gmail.com \
-   --my-address=hdevore@gmail.com \
-   --my-address=paul@blacksun.org.uk \
-   --my-address=paul@solarwinter.net \
-   --my-address=arafel@fastmail.fm \
-   --my-address=arafel@gmail.com \
-   --my-address=paul@servicesmart.app
+grep -q broadcom.net /etc/resolv.conf
+if [ $? -eq 0 ] ; then
+    mu init \
+       --maildir=~/Mail/ \
+       --my-address=paul.walker@broadcom.com
+else
+    mu init \
+       --maildir=~/Mail/ \
+       --my-address=h.devore@gmail.com \
+       --my-address=hdevore@gmail.com \
+       --my-address=paul@blacksun.org.uk \
+       --my-address=paul@solarwinter.net \
+       --my-address=arafel@fastmail.fm \
+       --my-address=arafel@gmail.com \
+       --my-address=paul@servicesmart.app
+fi