while this might not come as a surprise, I'm opening this bug anyway, so that in case anyone ever takes another look at it, he or she also takes a look at this[1]. The important part is Note: The linker flag -lcrypt is not supported in Mac OS X. Apple apparently got postfix to work without any patches[2], albeit with a very obscure makefile[3] - obscure e.g. because of lines like "-I/AppleInternal/Developer/Headers/sasl"... [1] http://developer.apple.com/technotes/tn2002/tn2071.html [2] http://www.opensource.apple.com/darwinsource/10.4.9.x86/postfix-148/ [3] http://www.opensource.apple.com/darwinsource/10.4.9.x86/postfix-148/Makefile
Resolving as UPSTREAM, users/devs alike can still search for this issue.