X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FSystems%2Felectrical.cxx;h=947df0aae21df1be1bcdc2bc84d060b7ce642e92;hb=6bf47cd248ed388e6a4dd3ffa2d00977b00b62fb;hp=16de41f581e366d208d317d4d8c3cf2af3fe7069;hpb=e9a9f8c96d2963f28e4ecb4eaa91e47b52aaecf6;p=flightgear.git

diff --git a/src/Systems/electrical.cxx b/src/Systems/electrical.cxx
index 16de41f58..947df0aae 100644
--- a/src/Systems/electrical.cxx
+++ b/src/Systems/electrical.cxx
@@ -24,6 +24,7 @@
 #  include <config.h>
 #endif
 
+#include <cstdlib>
 #include <cstring>
 
 #include <simgear/structure/exception.hxx>
@@ -637,7 +638,7 @@ float FGElectricalSystem::propagate( FGElectricalComponent *node, double dt,
         }
         // cout << s << "  input_volts = " << volts << endl;
     } else {
-        SG_LOG( SG_SYSTEMS, SG_ALERT, "unkown node type" );
+        SG_LOG( SG_SYSTEMS, SG_ALERT, "unknown node type" );
     }
 
     int i;