– Make sure to check PHP-FPM post.
– install from source
yum remove curl curl-devel
wget http://curl.haxx.se/download/curl-7.24.0.tar.bz2
tar xfj curl-7.24.0.tar.bz2
cd curl-7.24.0
./configure --prefix=/usr
make
make install
#check version
curl -V
– To install with support
./configure --with-curl=/usr --with-curlwrappers