PHP 4.2.0 & GD 2.0.1 - compiling error

I'm trying to compile PHP 4.2.0 with GD support, but get errors. Would appreciate if anyone could help. ---------- system ---------- System: Slackware 8.0 HTTPd: Apache 2.0.35 PHP: 4.2.0 GD: 2.0.1 (& latest libpng, jpeg, freetype, zlib) --------- configure --------- ./configure --enable-magic-quotes --enable-bcmath --enable-calendar --enable-ftp --enable-sockets --enable-sysvsem --enable-sysvshm --with-apxs2=/usr/local/apache2/bin/apxs --with-pear --with-openssl --with-zlib --with-bz2 --with-gd --with-mysql ---------- errors ----------- Making all in gd make[2]: Entering directory `/usr/local/src/php/php-4.2.0/ext/gd' make[3]: Entering directory `/usr/local/src/php/php-4.2.0/ext/gd' /bin/sh /usr/local/src/php/php-4.2.0/libtool --silent --mode=compile gcc -I. -I/usr/local/src/php/php-4.2.0/ext/gd -I/usr/local/src/php/php-4.2.0/main -I/usr/local/src/php/php-4.2.0 -I/usr/local/apach e2/include -I/usr/local/src/php/php-4.2.0/Zend -I/usr/local/src/php/php-4.2.0/ext/mysql/libmysql -I/usr/local/src/php/php-4.2.0/ext/ xml/expat -D_REENTRANT -I/usr/local/src/php/php-4.2.0/TSRM -DTHREAD=1 -g -O2 -pthread -DZTS -prefer-pic -c gd.c In file included from gd.c:36: php_gd.h:69: warning: static declaration for `gdImageColorResolve' follows non-static gd.c:92: conflicting types for `gdIOCtx' /usr/include/gd_io.h:18: previous declaration of `gdIOCtx' make[3]: *** [gd.lo] Error 1 make[3]: Leaving directory `/usr/local/src/php/php-4.2.0/ext/gd' make[2]: *** [all-recursive] Error 1 make[2]: Leaving directory `/usr/local/src/php/php-4.2.0/ext/gd' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/usr/local/src/php/php-4.2.0/ext' make: *** [all-recursive] Error 1