--- zsh-5.3/Completion/Unix/Command/_init_d
+++ zsh-5.3/Completion/Unix/Command/_init_d
@@ -1,6 +1,6 @@
 #compdef -p */(init|rc[0-9S]#).d/*
 
-local cmds script
+local cmds script opts
 local -a flags
 
 _compskip=all
@@ -102,10 +102,18 @@
 
 script=$words[1]
 [[ $script = */* ]] || script="$(_init_d_fullpath "$script")"
+[[ ! -f $script ]] &&
+    { _message "${words[1]:t} is not an init script" && return }
+
 
 cmds=( $(_init_d_get_cmds) ) || return 1
 
-(( $#cmds )) || zstyle -a ":completion:${curcontext}:commands" commands cmds ||
-    cmds=(start stop)
+(( $#cmds )) || zstyle -a ":completion:${curcontext}:commands" commands cmds
+opts=(start stop restart pause zap status ineed iuse needsme usesme broken)
+
+# If we didn't get $cmds from a zstyle, then read init script for opts.
+# If script doesn't specify opts, then default to the standard opts.
+(( $#cmds )) || cmds=( ${(eQz)${(M)${(f)"$( <$script)"}:#[[:blank:]]#opts=*}#*=} )
+(( $#cmds )) || cmds=($opts)
 
 _arguments -s -A "-*" $flags ':init.d command:_sub_commands $cmds'
