[Bug 23768] winhelp: Some images not shown in certain 16-bit Help files

https://bugs.winehq.org/show_bug.cgi?id=23768

--- Comment #12 from Jice  ---
thanks Kiril for the comments :)
so here is the new version:

@@ -507,6 +514,18 @@ static BOOL HLPFILE_FindSubFile(HLPFILE* hlpfile, LPCSTR
name, BYTE **subbuf, BY
     WINE_TRACE("looking for file '%s'\n", name);
     ptr = HLPFILE_BPTreeSearch(hlpfile->file_buffer +
GET_UINT(hlpfile->file_buffer, 4),
                                name, comp_FindSubFile);
+    if (!ptr)
+    {   // Sometimes files with bitmap images are prefixes with '|' and
sometimes not.
+        // Unfortunately, there is no consensus among different pieces of
unofficial documentation.
+        // So remove leading '|' and try again.
+        CHAR c = *name++;
+        if (c == '|')
+        {
+            WINE_TRACE("not found. try '%s'\n", name);
+            ptr = HLPFILE_BPTreeSearch(hlpfile->file_buffer +
GET_UINT(hlpfile->file_buffer, 4),
+                                       name, comp_FindSubFile);
+        }
+    }
     if (!ptr) return FALSE;
     *subbuf = hlpfile->file_buffer + GET_UINT(ptr, strlen(name)+1);
     if (*subbuf >= hlpfile->file_buffer + hlpfile->file_buffer_size)

PS: are C++ style comments allowed in the wine source code? Browsing the source
code I cannot see a clear consensus either ;)