-# These two options enable support for building Firefox with
-# system-installed versions of the Network Security Services (NSS)
-# and Netscape Portable Runtime (NSPR) libraries. Uncomment both
-# lines to enable support for system-installed NSS/NSPR.
-#ac_add_options --with-system-nss
-# --with-system-nss: Problem with missing nss-config in nss-3.12!!!
-#ac_add_options --with-system-nspr
+# This option causes the installed binaries to have the official
+# Firefox name embedded in them. Due to license restrictions, you
+# may not distribute binaries created using this option.
+ac_add_options --enable-official-branding
+
+# use the anti-phishing blacklist
+ac_add_options --enable-safe-browsing
+
+# This option is used so that the debugging symbols are removed from
+# the installed binaries during the installation process. Comment out
+# this option if you may have a need to retain the debugging symbols
+# in the installed binaries. Note that this can substantially
+# increase the size of the installed binaries.
+ac_add_options --enable-strip
+
+# Point to the xulrunner libraries - comment this for a standalone browser
+#ac_add_options --with-libxul-sdk=/usr/lib/xulrunner-devel-1.9.0.7
+