Fix build with g++ 4.3

This change fixes the build for g++ 4.3. Build verified on openSUSE Factory.
Only missing includes and using directives are added.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/Layer.hh b/src/Layer.hh
index bbda950..58fb5b6 100644
--- a/src/Layer.hh
+++ b/src/Layer.hh
@@ -25,6 +25,12 @@
 #include <string>
 #include <cstdio>
 
+#ifdef HAVE_CSTRING
+  #include <cstring>
+#else
+  #include <string.h>
+#endif
+
 using std::string;
 
 /**