[MacPorts] #61420: openssh @8.1p1_9+gsskex+kerberos5+xauth build fails on Big Sur

[MacPorts]

#61420: openssh @8.1p1_9+gsskex+kerberos5+xauth build fails on Big Sur
--------------------+---------------------
 Reporter:  rswail  |      Owner:  (none)
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  openssh
--------------------+---------------------
 Building on Big Sur 11.0.1 Beta 2, Xcode 12.2 Release Candidate

 openssh fails to build with the following error during configuration:

 {{{
   :info:configure configure: error: *** compiler cannot create working
 executables, check config.log ***
   :info:configure Command failed:  cd
 "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_r
 elease_tarballs_ports_net_openssh/openssh/work/openssh-8.1p1" &&
 ./configure --prefix=/opt/local --with-ssl-dir=/opt/local --sys
 confdir=/opt/local/etc/ssh --with-privsep-path=/var/empty --with-
 md5-passwords --with-pid-dir=/opt/local/var/run --with-pam --ma
 ndir=/opt/local/share/man --with-zlib=/opt/local --with-libedit --with-pie
 --with-xauth=/opt/local/bin/xauth --without-ldns --wi  th-audit=bsm
 --with-keychain=apple --with-kerberos5=/opt/local --with-4in6 --disable-
 utmp --disable-wtmp --with-privsep-user=_ss  hd
   :info:configure Exit code: 1
 }}}

 The config.log (full log attached) has:
 {{{
   configure:9029: checking compiler and flags for sanity
   configure:9047: /usr/bin/clang -o conftest -pipe -Os -fPIE
 -isysroot/Applications/Xcode-beta.app/Contents/Developer/Platforms/Ma
   cOSX.platform/Developer/SDKs/MacOSX11.0.sdk -arch x86_64 -pipe
 -Wunknown-warning-option -Qunused-arguments -Wall -Wpointer-arith
    -Wuninitialized -Wsign-compare -Wformat-security -Wsizeof-pointer-
 memaccess -Wno-pointer-sign -Wno-unused-result -fno-strict-al
   iasing -mretpoline -D_FORTIFY_SOURCE=2 -ftrapv -fno-builtin-memset
 -fstack-protector-strong -I/opt/local/include -DBROKEN_STRNVI
   S=1 -D__APPLE_SANDBOX_NAMED_EXTERNAL__ -D__APPLE_API_STRICT_CONFORMANCE
 -isysroot/Applications/Xcode-beta.app/Contents/Developer
   /Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.0.sdk
 -L/opt/local/lib -Wl,-headerpad_max_install_names -Wl,-search_paths_fir
   st -Wl,-pie -Wl,-syslibroot,/Applications/Xcode-
 beta.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.0.
   sdk -arch x86_64 -fstack-protector-strong conftest.c  -framework
 Security -framework Security >&5
   conftest.c:88:2: error: implicitly declaring library function 'exit'
 with type 'void (int) __attribute__((noreturn))' [-Werror,-
   Wimplicit-function-declaration]
    exit(0);
    ^
   conftest.c:88:2: note: include the header <stdlib.h> or explicitly
 provide a declaration for 'exit'
   1 error generated.
   configure:9047: $? = 1
   configure: program exited with status 1
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/61420>
MacPorts <https://www.macports.org/>
Ports system for macOS