make / gmake errors on TRU64 v5.1a

System: DS20 2x CPU 1Gb OS: TRU64 v5.1a PK2 PHP v4.3.0 Using combinations of the following... Compaq C V6.4-014 Compaq make version 3.13-14 gcc version 3.0.4 GNU Make version 3.79 I get the following make / gmake error... gcc -Imain/ -I/home/fparki/php-4.3.0/main/ -DPHP_ATOM_INC -I/home/fparki/php-4.3.0/include -I/home/fparki/php-4.3.0/main -I/home/fparki/php-4.3.0 -I/home/fparki/php-4.3.0/Zend -I/home/fparki/php-4.3.0/ext/xml/expat -I/home/fparki/php-4.3.0/TSRM -g -O2 -c /home/fparki/php-4.3.0/main/streams.c -o main/streams.o && echo > main/streams.lo /home/fparki/php-4.3.0/main/streams.c: In function `_php_stream_stat': /home/fparki/php-4.3.0/main/streams.c:677: structure has no member named `_F64_stat' /home/fparki/php-4.3.0/main/streams.c: In function `php_stdiop_cast': /home/fparki/php-4.3.0/main/streams.c:1512: warning: cast to pointer from integer of different size gmake: *** [main/streams.lo] Error 1 Can anyone help? Also, I hope to compile this with apache and mysql options. Any gotchas? Thanks Frank ********************************************************************** The information contained in this communication is confidential, is intended only for the use of the recipient named above, and may be legally privileged. If the reader of this message is not the intended recipient, you are hereby notified that any dissemination, distribution, or copying of this communication is strictly prohibited. If you have received this communication in error, please re-send this communication to the sender and delete the original message or any copy of it from your computer system. Thank You.