+--- newlib/libc/include/sys/signal.h.bak 2004-05-09 23:15:15.000000000 -0400
++++ newlib/libc/include/sys/signal.h 2004-05-09 23:16:33.000000000 -0400
+@@ -148,6 +148,9 @@
+ #if defined(__CYGWIN__) || defined(__rtems__) || 1
+ #undef sigaddset
+ #undef sigemptyset
++
++#include <sys/types.h>
++
+ /* The first argument to kill should be pid_t. Right now
+ <sys/types.h> always defines pid_t to be int. If that ever
+ changes, then we will need to do something else, perhaps along the