Upgrade to php-5.3.21

Download php-5.3.21.tar.gz file and uncompress it.

cd php-5.3.21

./configure '–host=i386-redhat-linux' '–build=i386-redhat-linux' '–target=i386-redhat-linux-gnu' '–program-prefix=' '–prefix=/usr' '–exec-prefix=/usr' '–bindir=/usr/bin' '–sbindir=/usr/sbin' '–sysconfdir=/etc' '–datadir=/usr/share' '–includedir=/usr/include' '–libdir=/usr/lib' '–libexecdir=/usr/libexec' '–localstatedir=/var' '–sharedstatedir=/usr/com' '–mandir=/usr/share/man' '–infodir=/usr/share/info' '–cache-file=../config.cache' '–with-config-file-path=/etc' '–with-config-file-scan-dir=/etc/php.d' '–disable-debug' '–disable-rpath' '–enable-inline-optimization' '–with-bz2' '–with-db4=/usr' '–with-curl' '–with-exec-dir=/usr/bin' '–with-freetype-dir=/usr'  '–with-gd' '–enable-gd-native-ttf' '–with-gettext' '–with-gmp' '–with-iconv' '–with-jpeg-dir=/usr' '–with-openssl' '–with-pspell' '–with-regex=system' '–with-zlib' '–with-layout=GNU' '–enable-bcmath' '–enable-exif' '–enable-ftp' '–enable-magic-quotes' '–enable-sockets' '–enable-sysvsem' '–enable-sysvshm' '–enable-wddx' '–enable-mbregex' '–with-kerberos=/usr/kerberos' '–with-mysql' '–with-unixODBC=shared,/usr' '–enable-shmop' '–enable-calendar' '–with-apxs2filter=/usr/sbin/apxs' '–with-pcre-regex' '–with-pear'

make test

make install