Installing PHP with Apache Set your Informix environmentals
INFORMIXDIR=/opt/informix
INFORMIXSERVER=myserver_shm
ONCONFIG=onconfig.myserver
PATH=$PATH:$INFORMIXDIR/bin
LD_LIBRARY_PATH=$INFORMIXDIR/lib:$INFORMIXDIR/lib/esql
export INFORMIXDIR INFORMIXSERVER ONCONFIG LD_LIBRARY_PATH