var = value
prefix = /usr/local
[junk]
var1 = some other junk
var5 = it better not be this
[ALL]
[main] var1 = pattern match
[main] var2 = old pattern match
[main] var3 = value3
dir = /usr/local
htdocs_dir   = ${dir}/htdocs
[:dir=] dir = /usr/bad
template_dir = ${dir}/template
[:dir2=] dir2 = /usr/local
cgibin_dir   = ${dir2}/cgi-bin
[:greeting=] greeting = Hello
[bozo]
var4 = value4
[]
var5 = value5
[bozo]
var6 = value6
[ALL]
var8 = value8
[main]
var9 = value9
[/ma/]
var7 = value7