Third argument to shl_load() is "long address", not a pointer.

(Didn't influence functionality, as on HP-UX 32bit the NULL pointer
is a 32bit 0-value and thus is identical to the required 0L.)

PR: 443

crypto/dso/dso_dl.c

@@ -128,7 +128,7 @@ static int dl_load(DSO *dso)
 		DSOerr(DSO_F_DL_LOAD,DSO_R_NO_FILENAME);
 		goto err;
 		}
-	ptr = shl_load(filename, BIND_IMMEDIATE|DYNAMIC_PATH, NULL);
+	ptr = shl_load(filename, BIND_IMMEDIATE|DYNAMIC_PATH, 0L);
 	if(ptr == NULL)
 		{
 		DSOerr(DSO_F_DL_LOAD,DSO_R_LOAD_FAILED);