while starting httpd:
Unaligned access pid=14337 <httpd> va=0x140060a9c pc=0x12002e5bc ra=0x12002e5b4
inst=0xb4090000
This occur only if there is any php directive in httpd.conf (php_value etc.)

php: configure --with-apache=../apache_1.3.12
apache: configure --prefix=... --activate-module=src/modules/php4/libphp4.a --enable-module=rewrite --enable-module=info

compilation warnings:
gcc -DHAVE_CONFIG_H -I. -I/usr/local/source/php-4.0b4pl1/. -I. -I./Zend -I/usr/l
ocal/source/php-4.0b4pl1 -I/usr/local/source/apache_1.3.12/src/include -I/usr/lo
cal/source/apache_1.3.12/src/os/unix  -D_REENTRANT -g -O2 -Wall  -c configuratio
n-scanner.c && touch configuration-scanner.lo
In file included from /usr/local/lib/gcc-lib/alphaev56-dec-osf4.0d/2.95.2/includ
e/stdarg.h:36,
                 from Zend/zend.h:53,
                 from php.h:34,
                 from configuration-scanner.l:22:
/usr/local/lib/gcc-lib/alphaev56-dec-osf4.0d/2.95.2/include/va-alpha.h:36: warni
ng: redefinition of `va_list'
/usr/local/lib/gcc-lib/alphaev56-dec-osf4.0d/2.95.2/include/va_list.h:7: warning
: `va_list' previously declared here
configuration-scanner.c:652: warning: return-type defaults to `int'
configuration-scanner.c: In function `cfglex':
configuration-scanner.c:721: warning: label `find_rule' defined but not used
configuration-scanner.l: At top level:
configuration-scanner.c:1790: warning: `yy_flex_realloc' defined but not used
configuration-scanner.c:1273: warning: `yyunput' defined but not used