Package libaio devel 03109 12el7x8664 already

Package libaio-devel-0.3.109-12.el7.x86_64 already installed and latest version
Nothing to do
[[email protected] ~]# yum install libaio.x86_64
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Package libaio-0.3.109-12.el7.x86_64 already installed and latest version
Nothing to do
[[email protected] ~]# yum install libaio-devel.i686
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Resolving Dependencies
--> Running transaction check
---> Package libaio-devel.i686 0:0.3.109-12.el7 will be installed
--> Processing Dependency: libaio(x86-32) = 0.3.109-12.el7 for package: libaio-
devel-0.3.109-12.el7.i686
--> Running transaction check
---> Package libaio.i686 0:0.3.109-12.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
libaio-devel i686 0.3.109-12.el7 local 13 k
Installing for dependencies:
libaio i686 0.3.109-12.el7 local 24 k
Transaction Summary
================================================================================
Install 1 Package (+1 Dependent package)
Total download size: 37 k
Installed size: 45 k
Is this ok [y/d/N]: y
Downloading packages:
--------------------------------------------------------------------------------
Total 91 kB/s | 37 kB 00:00
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : libaio-0.3.109-12.el7.i686 1/2
Installing : libaio-devel-0.3.109-12.el7.i686 2/2
Verifying : libaio-0.3.109-12.el7.i686 1/2
Verifying : libaio-devel-0.3.109-12.el7.i686 2/2
Installed:
libaio-devel.i686 0:0.3.109-12.el7

Dependency Installed:
libaio.i686 0:0.3.109-12.el7
Complete!
[[email protected] ~]# yum search glibc
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============================== N/S matched: glibc ==============================
glibc-common.x86_64 : Common binaries and locale data for glibc
compat-glibc.x86_64 : Compatibility C library
compat-glibc-headers.x86_64 : Header files for development using standard C
: libraries.
glibc.i686 : The GNU libc libraries
glibc.x86_64 : The GNU libc libraries
glibc-devel.i686 : Object files for development using standard C libraries.
glibc-devel.x86_64 : Object files for development using standard C libraries.
glibc-headers.x86_64 : Header files for development using standard C libraries.
glibc-utils.x86_64 : Development utilities from GNU C library
kdesdk-kmtrace.x86_64 : Assist with malloc debugging using glibc's "mtrace"
: functionality
kernel-headers.x86_64 : Header files for the Linux kernel for use by glibc
latrace.i686 : LD_AUDIT feature frontend for glibc 2.4+
latrace.x86_64 : LD_AUDIT feature frontend for glibc 2.4+
Name and summary matches only, use "search all" for everything.