Fix the build on non-Linux systems

It turns out, we're never reading from the signalfd() which is causing it to
remain readable forever.  I'll fix this up but I thought I'd commit this fix
in the interim.
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5194 c046a42c-6fe2-441c-8c8c-71466251a162

compatfd.h

@@ -16,14 +16,10 @@
 
 #include <signal.h>
 
-#if defined(__linux__) && !defined(SYS_signalfd)
-struct signalfd_siginfo {
+struct qemu_signalfd_siginfo {
     uint32_t ssi_signo;
     uint8_t pad[124];
 };
-#else
-#include <linux/signalfd.h>
-#endif
 
 int qemu_signalfd(const sigset_t *mask);