Index: libcfa/src/bits/debug.cfa
===================================================================
--- libcfa/src/bits/debug.cfa	(revision 13c5e19865b1e243b856f4a84487f29cc918f162)
+++ libcfa/src/bits/debug.cfa	(revision ec21f1328840e8dfb51c98e24c53a8afc1d1235e)
@@ -10,9 +10,8 @@
 // Created On       : Thu Mar 30 12:30:01 2017
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Tue Feb  4 13:03:16 2020
-// Update Count     : 11
+// Last Modified On : Wed Jun 17 11:07:13 2020
+// Update Count     : 12
 //
 
-extern "C" {
 #include <stdio.h>
 #include <stdlib.h>
@@ -21,5 +20,4 @@
 #include <stdarg.h>
 #include <unistd.h>
-}
 
 enum { buffer_size = 4096 };
Index: libcfa/src/bits/signal.hfa
===================================================================
--- libcfa/src/bits/signal.hfa	(revision 13c5e19865b1e243b856f4a84487f29cc918f162)
+++ libcfa/src/bits/signal.hfa	(revision ec21f1328840e8dfb51c98e24c53a8afc1d1235e)
@@ -19,5 +19,4 @@
 #include "bits/defs.hfa"
 
-extern "C" {
 #include <errno.h>
 #define __USE_GNU
@@ -26,5 +25,4 @@
 #include <stdlib.h>
 #include <string.h>
-}
 
 // Short hands for signal context information