sh-3.2# port -d install vtun
DEBUG: Found port in file:///opt/local/var/macports/sources/rsync.macports.org/release/ports/net/vtun
DEBUG: Changing to port directory: /opt/local/var/macports/sources/rsync.macports.org/release/ports/net/vtun
DEBUG: Requested variant darwin is not provided by port vtun.
DEBUG: Requested variant i386 is not provided by port vtun.
DEBUG: Requested variant macosx is not provided by port vtun.
DEBUG: Found port in file:///opt/local/var/macports/sources/rsync.macports.org/release/ports/archivers/zlib
DEBUG: Changing to port directory: /opt/local/var/macports/sources/rsync.macports.org/release/ports/archivers/zlib
DEBUG: Requested variant darwin is not provided by port zlib.
DEBUG: Requested variant i386 is not provided by port zlib.
DEBUG: Requested variant macosx is not provided by port zlib.
DEBUG: Searching for dependency: zlib
DEBUG: Found Dependency: receipt exists for zlib
DEBUG: Found port in file:///opt/local/var/macports/sources/rsync.macports.org/release/ports/devel/openssl
DEBUG: Changing to port directory: /opt/local/var/macports/sources/rsync.macports.org/release/ports/devel/openssl
DEBUG: Requested variant i386 is not provided by port openssl.
DEBUG: Requested variant macosx is not provided by port openssl.
DEBUG: Executing variant darwin provides darwin
DEBUG: Searching for dependency: openssl
DEBUG: Found Dependency: receipt exists for openssl
DEBUG: Found port in file:///opt/local/var/macports/sources/rsync.macports.org/release/ports/devel/lzo
DEBUG: Changing to port directory: /opt/local/var/macports/sources/rsync.macports.org/release/ports/devel/lzo
DEBUG: Requested variant darwin is not provided by port lzo.
DEBUG: Requested variant i386 is not provided by port lzo.
DEBUG: Requested variant macosx is not provided by port lzo.
DEBUG: Searching for dependency: lzo
DEBUG: Found Dependency: receipt exists for lzo
DEBUG: Skipping completed org.macports.main (vtun)
DEBUG: Skipping completed org.macports.fetch (vtun)
DEBUG: Skipping completed org.macports.checksum (vtun)
DEBUG: Skipping completed org.macports.extract (vtun)
DEBUG: Skipping completed org.macports.patch (vtun)
DEBUG: Skipping completed org.macports.configure (vtun)
--->  Building vtun with target vtund
DEBUG: Executing org.macports.build (vtun)
DEBUG: Environment: 
DEBUG: Assembled command: 'cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_net_vtun/work/vtun" && make vtund'
gcc -O2 -I/opt/local/include -I/opt/local/include -I/usr/include/openssl -I/usr/include/openssl -DVTUN_CONFIG_FILE=\"/opt/local/etc/vtund.conf\" -DVTUN_PID_FILE=\"/opt/local/var/run/vtund.pid\" -DVTUN_STAT_DIR=\"/opt/local/var/log/vtund\" -DVTUN_LOCK_DIR=\"/opt/local/var/lock/vtund\" -c auth.c
auth.c:69:21: error: sys/md5.h: No such file or directory
auth.c: In function 'encrypt_chal':
auth.c:83: warning: passing argument 3 of 'BF_set_key' makes pointer from integer without a cast
auth.c:86: warning: pointer targets in passing argument 1 of 'BF_ecb_encrypt' differ in signedness
auth.c:86: warning: pointer targets in passing argument 2 of 'BF_ecb_encrypt' differ in signedness
auth.c: In function 'decrypt_chal':
auth.c:94: warning: passing argument 3 of 'BF_set_key' makes pointer from integer without a cast
auth.c:97: warning: pointer targets in passing argument 1 of 'BF_ecb_encrypt' differ in signedness
auth.c:97: warning: pointer targets in passing argument 2 of 'BF_ecb_encrypt' differ in signedness
make: *** [auth.o] Error 1
Error: Target org.macports.build returned: shell command " cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_net_vtun/work/vtun" && make vtund " returned error 2
Command output: gcc -O2 -I/opt/local/include -I/opt/local/include -I/usr/include/openssl -I/usr/include/openssl -DVTUN_CONFIG_FILE=\"/opt/local/etc/vtund.conf\" -DVTUN_PID_FILE=\"/opt/local/var/run/vtund.pid\" -DVTUN_STAT_DIR=\"/opt/local/var/log/vtund\" -DVTUN_LOCK_DIR=\"/opt/local/var/lock/vtund\" -c auth.c
auth.c:69:21: error: sys/md5.h: No such file or directory
auth.c: In function 'encrypt_chal':
auth.c:83: warning: passing argument 3 of 'BF_set_key' makes pointer from integer without a cast
auth.c:86: warning: pointer targets in passing argument 1 of 'BF_ecb_encrypt' differ in signedness
auth.c:86: warning: pointer targets in passing argument 2 of 'BF_ecb_encrypt' differ in signedness
auth.c: In function 'decrypt_chal':
auth.c:94: warning: passing argument 3 of 'BF_set_key' makes pointer from integer without a cast
auth.c:97: warning: pointer targets in passing argument 1 of 'BF_ecb_encrypt' differ in signedness
auth.c:97: warning: pointer targets in passing argument 2 of 'BF_ecb_encrypt' differ in signedness
make: *** [auth.o] Error 1

Warning: the following items did not execute (for vtun): org.macports.activate org.macports.build org.macports.destroot org.macports.install
Error: Status 1 encountered during processing.