m68k: switch to generic old sigsuspend

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 3e73dca7..1077479 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -19,6 +19,7 @@
 	select MODULES_USE_ELF_REL
 	select MODULES_USE_ELF_RELA
 	select GENERIC_SIGALTSTACK
+	select OLD_SIGSUSPEND3
 
 config RWSEM_GENERIC_SPINLOCK
 	bool