added another function

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@15245 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/util/jna/GNUCLibrary.java

@@ -40,6 +40,7 @@ public interface GNUCLibrary extends Library {
     int setsid();
     int umask(int mask);
     int getpid();
+    int geteuid();
     int getppid();
     int chdir(String dir);
     int execv(String file, StringArray args);