i cant pass compiling PHP4 with GD,why??

dear all error code show below: gcc -DHAVE_CONFIG_H -I. -I/usr/local/php-4.0b4pl1/ext/gd -I../.. -I../../Zend -I/usr/local/php-4.0b4pl1 -I/usr/local/apache_1.3.9/src/include -I/usr/local/apache_1.3.9/src/os/unix -I/usr/local/include/mysql -D_REENTRANT -g -O2 -Wall -c gd.c && touch gd.lo In file included from gd.c:32: php_gd.h:50: gd.h: No such file or directory gd.c:46: gd.h: No such file or directory gd.c:47: gdfontt.h: No such file or directory gd.c:48: gdfonts.h: No such file or directory gd.c:49: gdfontmb.h: No such file or directory gd.c:50: gdfontl.h: No such file or directory gd.c:51: gdfontg.h: No such file or directory *** Error code 1 Stop. *** Error code 1 Stop. *** Error code 1 Stop. *** Error code 1 Stop. thank u!! leo