./postconf: warning: master.cf: syntax error after '}' in "{ arg2a arg2b }x"
./postconf: warning: master.cf: missing '}' in "{ arg3a arg3b "
foo        unix  -       n       n       -       0       other
bar        inet  -       n       n       0       0       other
    -o name1=value1
    -o {name2=value2a value2b}
    arg1a arg1b {arg2a arg2b} {arg3a arg3b}
baz        unix  -       n       n       0       0       other