I am having trouble upgrading from Apache 2.2.8 -> 2.2.29 with the following error occurring after running 'make'
/usr/local/apache2/build/libtool --silent --mode=compile gcc -g -O2 -pthread -DLINUX=2 -D_REENTRANT -D_GNU_SOURCE -D_LARGEFILE64_SOURCE -I/opt/vignette/software/apache/srclib/pcre -I. -I/opt/vignette/software/apache/os/unix -I/opt/vignette/software/apache/server/mpm/prefork -I/opt/vignette/software/apache/modules/http -I/opt/vignette/software/apache/modules/filters -I/opt/vignette/software/apache/modules/proxy -I/opt/vignette/software/apache/include -I/opt/vignette/software/apache/modules/generators -I/opt/vignette/software/apache/modules/mappers -I/opt/vignette/software/apache/modules/database -I/usr/local/apache2/include -I/opt/vignette/software/apache/modules/proxy/../generators -I/usr/kerberos/include -I/opt/vignette/software/apache/modules/ssl -I/opt/vignette/software/apache/modules/dav/main -prefer-non-pic -static -c mod_deflate.c && touch mod_deflate.lo
mod_deflate.c: In function `deflate_out_filter':
mod_deflate.c:790: error: `APR_INT32_MAX' undeclared (first use in this function)
mod_deflate.c:790: error: (Each undeclared identifier is reported only once
mod_deflate.c:790: error: for each function it appears in.)
mod_deflate.c: In function `deflate_in_filter':
mod_deflate.c:1165: error: `APR_INT32_MAX' undeclared (first use in this function)
mod_deflate.c: In function `inflate_out_filter':
mod_deflate.c:1550: error: `APR_INT32_MAX' undeclared (first use in this function)
make[3]: *** [mod_deflate.lo] Error 1
make[3]: Leaving directory `/opt/vignette/software/httpd-2.2.29/modules/filters'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/opt/vignette/software/httpd-2.2.29/modules/filters'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/opt/vignette/software/httpd-2.2.29/modules'
make: *** [all-recursive] Error 1
