HP-UX 11i Version 1.5 Release Notes, September 2001

Other Functionality
Netscape Communicator
Chapter 8154
Netscape Communicator
HP-UX 11i Version 1.5 (B.11.20) includes Netscape Communicator
Version 4.7x, which includes Netscape’s popular web browser Navigator,
as well as Messenger and Composer. Communicator offers the complete
set of tools for browsing dynamic web content plus complete email
capability.
Netscape 4.77 has been observed to occassionally experience problems
running on HP-UX 11i Version 1.5 (B.11.20) where the browser stops
responding, waiting on the dns_lookup subprocess. If you experience
DNS lookup problems in Netscape Communicator, please use this
workaround - set the MOZILLA_NO_ASYNC_DNS environment variable as
defined below:
Table 8-2
Shell Command
csh, tch setenv MOZILLA_NO_ASYNC_DNS True
sh, bash, ksh MOZILLA_NO_ASYNC_DNS=True
export MOZILLA_NO_ASYNC_DNS