Fix header.

diff --git a/src/support/Systemcall.h b/src/support/Systemcall.h
index d3d2189d51900d956581f8bbfd7c4021b72c1c9a..537a701afab09c333f5839862df263fc4534029d 100644 (file)
--- a/src/support/Systemcall.h
+++ b/src/support/Systemcall.h
@@ -15,7 +15,7 @@
 #ifndef SYSTEMCALL_H
 #define SYSTEMCALL_H
 
-#include <string>
+#include "strfwd.h"
 
 namespace lyx {
 namespace support {