Add the getuid.sh helper... Worked on

all OSs I had access to and tried disabling 'id' to exercise the
'whoami' and 'who am i' stuff with success. YMMV. Test and patch :)


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@83096 13f79535-47bb-0310-9956-ffa450edef68