Critical issues for Apache 2.0.39
Apply the htpasswd-*.patch patches here to support/htpasswd.c and recompile. These will be fixed for 2.0.40.
Install libtool 1.4.2 separately. Once the Apache source distribution has been unpacked, run ./buildconf before ./configure.
Unfortunately, no currently-distributed libtool is known to work correctly with Apache on Mac OS X. The MacOS X Developer Tools come with GNU libtool (called glibtool but buildconf knows about this) 1.3.5, which is almost functional with Apache. It needs one little patch, which is in the file osx_libtool.patch in this directory. This allows you to build Apache on MacOS X 10.1 (Darwin 5.1 and onwards) using the Mac OS X Developer Tools.
Please see apache-2-on-os390.html for more information on building Apache 2.0 on OS/390.
Solaris 8 as initially shipped has a bug in the resolver library which can cause Apache 2.0 to hang in the getaddrinfo() library function. This problem can be avoided by adding --disable-ipv6 to your Apache configure invocation, but the best option is to apply the Sun-recommended Solaris 8 patch set to get the fix.
Install libtool separately. (1.3.5 and 1.4.2 are known to work.) Once the Apache source distribution has been unpacked, run ./buildconf before ./configure.