ain.c:12:
BUILDSTDERR: ../../../src/include/storage/condition_variable.h:30:2: error: unknown type name 'slock_t'
BUILDSTDERR:   slock_t  mutex;
BUILDSTDERR:   ^~~~~~~
BUILDSTDERR: In file included from ../../../src/include/commands/trigger.h:17,
BUILDSTDERR:                  from plpy_main.c:12:
BUILDSTDERR: ../../../src/include/nodes/execnodes.h:1327:2: error: unknown type name 'slock_t'
BUILDSTDERR:   slock_t  mutex;
BUILDSTDERR:   ^~~~~~~
BUILDSTDERR: In file included from ../../../src/include/storage/condition_variable.h:25,
BUILDSTDERR:                  from ../../../src/include/nodes/execnodes.h:31,
BUILDSTDERR:                  from ../../../src/include/commands/trigger.h:17,
BUILDSTDERR:                  from ../../../src/include/executor/spi.h:16,
BUILDSTDERR:                  from plpy_planobject.h:8,
BUILDSTDERR:                  from plpy_cursorobject.c:21:
BUILDSTDERR: ../../../src/include/storage/s_lock.h:900:2: error: #error PostgreSQL does not have native spinlock support on this platform. To continue the compilation, rerun configure using --disable-spinlocks. However, performance will be poor. Please report this to pgsql-bugs@postgresql.org.
BUILDSTDERR:  #error PostgreSQL does not have native spinlock support on this platform.  To continue the compilation, rerun configure using --disable-spinlocks.  However, performance will be poor.  Please report this to pgsql-bugs@postgresql.org.
BUILDSTDERR:   ^~~~~
BUILDSTDERR: ../../../src/include/storage/s_lock.h:972:25: error: unknown type name 'slock_t'
BUILDSTDERR:  extern int tas(volatile slock_t *lock);  /* in port/.../tas.s, or
BUILDSTDERR:                          ^~~~~~~
BUILDSTDERR: ../../../src/include/storage/s_lock.h:982:8: error: unknown type name 'slock_t'
BUILDSTDERR:  extern slock_t dummy_spinlock;
BUILDSTDERR:         ^~~~~~~
BUILDSTDERR: ../../../src/include/storage/s_lock.h:987:28: error: unknown type name 'slock_t'
BUILDSTDERR:  extern int s_lock(volatile slock_t *lock, const char *file, int line, const char *func);
BUILDSTDERR:                             ^~~~~~~
BUILDSTDERR: In file included from ../../../src/include/nodes/execnodes.h:31,
BUILDSTDERR:                  from ../../../src/include/commands/trigger.h:17,
BUILDSTDERR:                  from ../../../src/include/executor/spi.h:16,
BUILDSTDERR:                  from plpy_planobject.h:8,
BUILDSTDERR:                  from plpy_cursorobject.c:21:
BUILDSTDERR: ../../../src/include/storage/condition_variable.h:30:2: error: unknown type name 'slock_t'
BUILDSTDERR:   slock_t  mutex;
BUILDSTDERR:   ^~~~~~~
BUILDSTDERR: In file included from ../../../src/include/commands/trigger.h:17,
BUILDSTDERR:                  from ../../../src/include/executor/spi.h:16,
BUILDSTDERR:                  from plpy_planobject.h:8,
BUILDSTDERR:                  from plpy_cursorobject.c:21:
BUILDSTDERR: ../../../src/include/nodes/execnodes.h:1327:2: error: unknown type name 'slock_t'
BUILDSTDERR:   slock_t  mutex;
BUILDSTDERR:   ^~~~~~~
BUILDSTDERR: make: *** [<builtin>: plpy_cursorobject.o] Error 1
BUILDSTDERR: make: *** Waiting for unfinished jobs....
BUILDSTDERR: make: *** [<builtin>: plpy_exec.o] Error 1
BUILDSTDERR: make: *** [<builtin>: plpy_main.o] Error 1
make: Leaving directory '/builddir/build/BUILD/postgresql-10.4/src/pl/plpython'
RPM build errors:
BUILDSTDERR: error: Bad exit status from /var/tmp/rpm-tmp.GSaHNd (%build)
BUILDSTDERR:     Bad exit status from /var/tmp/rpm-tmp.GSaHNd (%build)
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/mockbuild/trace_decorator.py", line 96, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.6/site-packages/mockbuild/util.py", line 626, in do
    raise exception.Error("Command failed: \n # %s\n%s" % (command, output), child.returncode)
mockbuild.exception.Error: Command failed: 
 # bash --login -c /usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/postgresql.spec