Link to header stdlib.h on FreeBSD.

git-svn-id: https://svn.dealii.org/trunk@31617 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/source/base/multithread_info.cc b/deal.II/source/base/multithread_info.cc
index 6ea0b132a673ce80ad2bb5dce51377346ca1b610..135c0b318704ab97f0ee75db3fc6b6311a678148 100644 (file)
--- a/deal.II/source/base/multithread_info.cc
+++ b/deal.II/source/base/multithread_info.cc
@@ -26,6 +26,10 @@
 #  include <sys/sysctl.h>
 #endif
 
+#if defined(__FreeBSD__)
+#include <stdlib.h>
+#endif
+
 #ifdef DEAL_II_WITH_THREADS
 
 #  include <deal.II/base/thread_management.h>