diff -ur was/memory/virtual.c is/memory/virtual.c
--- was/memory/virtual.c	Fri May 11 07:03:48 2001
+++ is/memory/virtual.c	Tue Jun 12 21:33:00 2001
@@ -664,6 +664,9 @@
 
     if (fd == -1) return wine_anon_mmap( start, size, prot, flags );
 
+    /* Linux 2.4.x seems not to return EINVAL for non-aligned offsets */
+    if(!(offset&page_mask))
+    {
     if ((ret = mmap( start, size, prot, flags, fd, offset )) != (LPVOID)-1)
         return ret;
 
@@ -681,8 +684,12 @@
 #ifdef MAP_PRIVATE
         if (!(flags & MAP_PRIVATE)) return ret;
 #endif
-    }
-
+        }
+    } else     if ((ret = mmap( start, size, prot, flags, fd, offset )) != (LPVOID)-1)
+     { 
+     TRACE("setoff %p %x %x %x %d %x = %p\n", start, size, prot,flags, fd, offset, ret);
+     munmap(ret, size);
+     }
     /* Reserve the memory with an anonymous mmap */
     ret = wine_anon_mmap( start, size, PROT_READ | PROT_WRITE, flags );
     if (ret == (LPVOID)-1) return ret;