Revert "use _split_longopt", as wodim options don't use dashes

This reverts commit f35923a50515c5bb0f3f843e7d6a99b979698e61.

contrib/wodim

@@ -3,14 +3,16 @@
 have cdrecord || have wodim &&
 _cdrecord()
 {
-    local cur prev i generic_options track_options track_mode split=false
+    local cur prev i generic_options track_options track_mode
 
     COMPREPLY=()
     cur=`_get_cword`
     prev=${COMP_WORDS[COMP_CWORD-1]}
 
-    _split_longopt && split=true
-
+    # foo=bar style option
+    if [[ "$cur" == *=* ]]; then
+        prev=${cur/=*/}
+        cur=${cur/*=/}
         case $prev in
             textfile|cuefile)
                 _filedir
@@ -31,8 +33,7 @@ _cdrecord()
                 return 0
                 ;;
         esac
-
-    $split && return 0
+    fi
 
     generic_options=(-version -v -V -d -silent -force -immed -dummy \
         -dao -raw -raw96r -raw96p -raw16 -multi -msinfo -toc \