Output error message to stdout in case of execv failure.

git-svn-id: https://svn.microneil.com/svn/CodeDweller/branches/adeniz_1@113 d34b734f-a00e-4b39-a726-e4eeb87269ab

child.cpp

       errMsg = "Error (from exec) running the command \"";
       errMsg += execvArgv[0];
       errMsg += "\":  " + getErrorText();
-      iDummy = ::write(STDOUT_FILENO, errMsg.data(), errMsg.size());
+      ::write(STDOUT_FILENO, errMsg.data(), errMsg.size());
       exit(-1);
 
     }