diff -r 747c4baed44f -r e3bb67b72d33 src/linked_list.c
--- a/src/linked_list.c	Sun Jan 26 14:37:07 2025 +0100
+++ b/src/linked_list.c	Mon Jan 27 20:27:39 2025 +0100
@@ -56,48 +56,33 @@
     return (void *) cur;
 }
 
-ssize_t cx_linked_list_find(
+void *cx_linked_list_find(
         const void *start,
         ptrdiff_t loc_advance,
         ptrdiff_t loc_data,
         cx_compare_func cmp_func,
-        const void *elem
+        const void *elem,
+        size_t *found_index
 ) {
-    void *dummy;
-    return cx_linked_list_find_node(
-            &dummy, start,
-            loc_advance, loc_data,
-            cmp_func, elem
-    );
-}
-
-ssize_t cx_linked_list_find_node(
-        void **result,
-        const void *start,
-        ptrdiff_t loc_advance,
-        ptrdiff_t loc_data,
-        cx_compare_func cmp_func,
-        const void *elem
-) {
-    assert(result != NULL);
     assert(start != NULL);
     assert(loc_advance >= 0);
     assert(loc_data >= 0);
     assert(cmp_func);
 
-    const void *node = start;
-    ssize_t index = 0;
+    void *node = (void*) start;
+    size_t index = 0;
     do {
         void *current = ll_data(node);
         if (cmp_func(current, elem) == 0) {
-            *result = (void *) node;
-            return index;
+            if (found_index != NULL) {
+                *found_index = index;
+            }
+            return node;
         }
         node = ll_advance(node);
         index++;
     } while (node != NULL);
-    *result = NULL;
-    return -1;
+    return NULL;
 }
 
 void *cx_linked_list_first(
@@ -930,35 +915,30 @@
     return node == NULL ? NULL : node->payload;
 }
 
-static ssize_t cx_ll_find_remove(
+static size_t cx_ll_find_remove(
         struct cx_list_s *list,
         const void *elem,
         bool remove
 ) {
+    size_t index;
+    cx_linked_list *ll = ((cx_linked_list *) list);
+    cx_linked_list_node *node = cx_linked_list_find(
+            ll->begin,
+            CX_LL_LOC_NEXT, CX_LL_LOC_DATA,
+            list->collection.cmpfunc, elem,
+            &index
+    );
+    if (node == NULL) {
+        return list->collection.size;
+    }
     if (remove) {
-        cx_linked_list *ll = ((cx_linked_list *) list);
-        cx_linked_list_node *node;
-        ssize_t index = cx_linked_list_find_node(
-                (void **) &node,
-                ll->begin,
-                CX_LL_LOC_NEXT, CX_LL_LOC_DATA,
-                list->collection.cmpfunc, elem
-        );
-        if (node != NULL) {
-            cx_invoke_destructor(list, node->payload);
-            cx_linked_list_remove((void **) &ll->begin, (void **) &ll->end,
-                                  CX_LL_LOC_PREV, CX_LL_LOC_NEXT, node);
-            list->collection.size--;
-            cxFree(list->collection.allocator, node);
-        }
-        return index;
-    } else {
-        return cx_linked_list_find(
-                ((cx_linked_list *) list)->begin,
-                CX_LL_LOC_NEXT, CX_LL_LOC_DATA,
-                list->collection.cmpfunc, elem
-        );
+        cx_invoke_destructor(list, node->payload);
+        cx_linked_list_remove((void **) &ll->begin, (void **) &ll->end,
+                              CX_LL_LOC_PREV, CX_LL_LOC_NEXT, node);
+        list->collection.size--;
+        cxFree(list->collection.allocator, node);
     }
+    return index;
 }
 
 static void cx_ll_sort(struct cx_list_s *list) {