Index: supermin-5.1.18/src/os_release.ml
===================================================================
--- supermin-5.1.18.orig/src/os_release.ml
+++ supermin-5.1.18/src/os_release.ml
@@ -29,6 +29,7 @@ let split sep str =
 
 type os_release = {
   id : string;
+  id_like : string list;
 }
 
 let data = ref None
@@ -52,6 +53,7 @@ and parse () =
     let lines = List.filter (fun s -> s.[0] <> '#') lines in
 
     let id = ref "" in
+    let id_like = ref [] in
 
     List.iter (
       fun line ->
@@ -65,10 +67,11 @@ and parse () =
           else value in
         match field with
         | "ID" -> id := value
+        | "ID_LIKE" -> id_like := string_split " " value
         | _ -> ()
     ) lines;
 
-    Some { id = !id; }
+    Some { id = !id; id_like = !id_like }
   ) else
     None
 
@@ -76,3 +79,8 @@ let get_id () =
   match get_data () with
   | None -> ""
   | Some d -> d.id
+
+let get_id_like () =
+  match get_data () with
+  | None -> []
+  | Some d -> d.id_like
Index: supermin-5.1.18/src/os_release.mli
===================================================================
--- supermin-5.1.18.orig/src/os_release.mli
+++ supermin-5.1.18/src/os_release.mli
@@ -24,3 +24,10 @@ val get_id : unit -> string
 
     An empty string is returned if the file does not exist or cannot
     be read. *)
+
+val get_id_like : unit -> string list
+(** Get the value of the "ID_LIKE" field from the /etc/os-release file
+    on the current system.
+
+    An empty list is returned if the file does not exist, cannot
+    be read or the ID_LIKE field is not defined. *)
Index: supermin-5.1.18/src/ph_rpm.ml
===================================================================
--- supermin-5.1.18.orig/src/ph_rpm.ml
+++ supermin-5.1.18/src/ph_rpm.ml
@@ -41,6 +41,7 @@ let opensuse_detect () =
   Config.rpm <> "no" && Config.rpm2cpio <> "no" && rpm_is_available () &&
     Config.zypper <> "no" &&
     (List.mem (Os_release.get_id ()) [ "opensuse"; "sled"; "sles" ] ||
+     List.mem "suse" (Os_release.get_id_like ()) ||
      try (stat "/etc/SuSE-release").st_kind = S_REG with Unix_error _ -> false)
 
 let mageia_detect () =