--- libraries/libmbwrap/umfpackwrap.h.orig	2026-04-05 10:49:42
+++ libraries/libmbwrap/umfpackwrap.h	2026-04-05 10:51:16
@@ -72,9 +72,7 @@
 #include <iostream>
 #include <vector>
 
-extern "C" {
 #include <umfpack.h>
-}
 
 #include "myassert.h"
 #include "mynewmem.h"