sparc: switch to generic compat rt_sigqueueinfo()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 39f8b74..d190ff8 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -43,6 +43,7 @@
 	select MODULES_USE_ELF_RELA
 	select ODD_RT_SIGACTION
 	select GENERIC_SIGALTSTACK
+	select GENERIC_COMPAT_RT_SIGQUEUEINFO
 	select GENERIC_COMPAT_RT_SIGPROCMASK
 	select GENERIC_COMPAT_RT_SIGPENDING