imagettfbox()

How to install or configure php 4.2.1 downloaded from www.php.net on Red Hat Linux 7.0 that i used function imagettfbox(). I install php with this settings: ./configure --prefix=/usr --exec-prefix=/usr --with-config-file-path=/etc --disable-debug --enable-pic --enable-inline-optimization --with-apxs=/usr/sbin/apxs --disable-static --with-exec-dir=/usr /bin --with-regex=system --with-gd --with-jpeg-dir=/usr --with-tiff-dir=/usr --with-ttf --with-png --with-t1lib=/usr --enable-exif --with-zlib --with-db2 --with-db3 --with-gdbm --enable-debugger --enable-magic-quotes --enable-safe-mode --enable-sysvsem --enable-sysvshm --enable-track-vars --enable-y p --enable-ftp --with-xml --with-mysql make make install ---- but when i use function imagettfbox() in php script I get this error message: Fatal error: Call to undefined function: imagettfbbox() in .... thanks for help roman