[Freeswitch-users] Compilation issue with centos 6.6

Hi, Currently i am trying to install freeswitch 1.5.15 on centos 6.6. While running ./configure command getting below error. *checking for libyuv >= 0.0.1280... configure: error: You need to install libyuv-dev. Required library* Actually,libyuv and libyuv-devel is already installed on server. Any help or suggestion is appreciate. -- Thanks, Bhavik Patel