diff -uNr 16.1/common/lib/modules/fglrx/build_mod/firegl_public.c 16.1b/common/lib/modules/fglrx/build_mod/firegl_public.c
--- 16.1/common/lib/modules/fglrx/build_mod/firegl_public.c	2013-01-15 22:33:27.000000000 +0100
+++ 16.1b/common/lib/modules/fglrx/build_mod/firegl_public.c	2016-01-04 20:19:17.356851444 +0100
@@ -1451,12 +1451,16 @@
 
 void ATI_API_CALL KCL_SIGNAL_BlockAll(int (*notifier)(void *priv), void *pPriv, kcl_sigset_t *pSigMask)
 {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,4,0)
     block_all_signals(notifier,pPriv,(sigset_t*)(void *)pSigMask);
+#endif
 }
 
 void ATI_API_CALL KCL_SIGNAL_UnblockAll(void)
 {
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,4,0)
     unblock_all_signals();
+#endif
 }
 
 #if defined(__i386__) 
diff -uNr 16.1/common/lib/modules/fglrx/build_mod/firegl_public.h 16.1b/common/lib/modules/fglrx/build_mod/firegl_public.h
--- 16.1/common/lib/modules/fglrx/build_mod/firegl_public.h	2013-01-15 22:33:27.000000000 +0100
+++ 16.1b/common/lib/modules/fglrx/build_mod/firegl_public.h	2016-01-04 20:19:24.263488959 +0100
@@ -412,8 +412,10 @@
 extern void ATI_API_CALL KCL_SIGNAL_ConfigureMask(kcl_sigset_t *pSigMask);
 extern int ATI_API_CALL firegl_sig_notifier(void *priv);
 extern int              KCL_SIGNAL_Notifier(void *priv);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,4,0)
 extern void ATI_API_CALL KCL_SIGNAL_BlockAll(int (*notifier)(void *priv), void *pPriv, kcl_sigset_t *pSigMask);
 extern void ATI_API_CALL KCL_SIGNAL_UnblockAll(void);
+#endif
 
 extern unsigned long ATI_API_CALL kcl__cmpxchg(volatile void *ptr, unsigned long old,                      
                       unsigned long new, int size);