5.3.4: AutoFu for -lgpsee linkage is needed on SnowLeopard

[Jeff Johnson]

Building with --with-gpsee=/opt/local/lib/rpm on Snow Leopard
needs additional libraray linkage hints:

Here's one example of failure symptoms:

Making clean in .
dyld: Library not loaded: /usr/lib/libsasl2.2.dylib
  Referenced from: /System/Library/PrivateFrameworks/PasswordServer.framework/Versions/A/PasswordServer
  Reason: Incompatible library version: PasswordServer requires version 3.0.0 or later, but libsasl2.2.dylib provides version 0.0.0
dyld: Library not loaded: /usr/lib/libsasl2.2.dylib
  Referenced from: /System/Library/PrivateFrameworks/PasswordServer.framework/Versions/A/PasswordServer
  Reason: Incompatible library version: PasswordServer requires version 3.0.0 or later, but libsasl2.2.dylib provides version 0.0.0
rm -rf .libs _libs
dyld: Library not loaded: /usr/lib/libsasl2.2.dylib
  Referenced from: /System/Library/PrivateFrameworks/PasswordServer.framework/Versions/A/PasswordServer
  Reason: Incompatible library version: PasswordServer requires version 3.0.0 or later, but libsasl2.2.dylib provides version 0.0.0
rm -f genpgp.h genssl.h

[Jeff Johnson (n3npq)]

Punted to rpm-5.3.5 milestone.