If gethostname is declared, then it must be in unistd.h

git-svn-id: https://svn.dealii.org/trunk@4652 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/base/source/job_identifier.cc b/deal.II/base/source/job_identifier.cc
index 8f1634bde3d3819487474cc27aab1e618107da4c..447bb0cb9c60af91c32dbc6ead5e19f8c2e303ff 100644 (file)
--- a/deal.II/base/source/job_identifier.cc
+++ b/deal.II/base/source/job_identifier.cc
@@ -15,7 +15,7 @@
 #include <base/job_identifier.h>
 #include <ctime>
 
-#if HAVE_UNISTD_H
+#if HAVE_GET_HOSTNAME
 # include <unistd.h>
 #endif