frv: switch to generic old sigaction()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index 683ab5c..e3f8ffd 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -14,6 +14,7 @@
 	select ARCH_WANT_IPC_PARSE_VERSION
 	select GENERIC_SIGALTSTACK
 	select OLD_SIGSUSPEND3
+	select OLD_SIGACTION
 
 config ZONE_DMA
 	bool