Agentadmin installer is not working from other directory than it is in:
[aix-6-1-dev]:/opt/forgerock/agents/HTTPD_v7_4.1.0-27_32bit/web_agents/httpserver7_agent > bin/agentadmin --i
OpenAM Web Agent for Unknown Server interactive installation.
Error: unknown installation type. Exiting.
[aix-6-1-dev]:/opt/forgerock/agents/HTTPD_v7_4.1.0-27_32bit/web_agents/httpserver7_agent > cd bin
[aix-6-1-dev]:/opt/forgerock/agents/HTTPD_v7_4.1.0-27_32bit/web_agents/httpserver7_agent/bin > ./agentadmin --i
OpenAM Web Agent for Apache Server interactive installation.
Enter the complete path to the httpd.conf file which is used by Apache HTTP
Server to store its configuration.
[ q or 'ctrl+c' to exit ]
Configuration file [/opt/apache/conf/httpd.conf]: ^C
It should work or at least display more reasonable message. Linux version is working well.