up2date –arch=i386

or

up2date –arch=x86_64 libaio

 

[root@prdb1 ~]# rpm -qa –queryformat “%{NAME}-%{VERSION}.%{RELEASE} (%{ARCH})\n” | grep libaio

libaio-0.3.105.2 (i386)

libaio-0.3.105.2 (x86_64)