> On Sep 20, 2018, at 2:07 PM, Ryan Schmidt <ryandes...@macports.org> wrote:
> Yes, but based on the above output, the SDK wasn't used. If the SDK had been
> used, a 32-bit build would not have been possible, as far as I understand.
>
You are right, the SDK apparently has no tapi symbols for i386:
configure:3118: /usr/bin/clang -pipe -O3
-isysroot/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk
-arch i386
-I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_emulators_basiliskii/basiliskii/work/macemu-1c9b21f580501c5d5833935375945479c5651964/BasiliskII/src/Unix/../include
-I/opt/local/include
-isysroot/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk
-L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-no_pie
-Wl,-syslibroot,/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk
-arch i386 conftest.c >&5
ld: warning: The i386 architecture is deprecated for macOS (remove from the
Xcode build setting: ARCHS)
ld: warning: ignoring file
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/lib/libSystem.tbd,
missing required architecture i386 in file
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/lib/libSystem.tbd
ld: dynamic main executables must link with libSystem.dylib for architecture
i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)