3.13 newly defines the following unprefixed functions/macros/types viaPython.h. They should probably be hidden:

• uop_get_target inInclude/cpython/optimizer.h:67
• uop_get_exit_index inInclude/cpython/optimizer.h:73
• uop_get_jump_target inInclude/cpython/optimizer.h:79
• uop_get_error_target inInclude/cpython/optimizer.h:85
• BLOOM_FILTER_WORDS inInclude/cpython/optimizer.h
• UOP_FORMAT_TARGET inInclude/cpython/optimizer.h
• UOP_FORMAT_EXIT inInclude/cpython/optimizer.h
• UOP_FORMAT_JUMP inInclude/cpython/optimizer.h
• UOP_FORMAT_UNUSED inInclude/cpython/optimizer.h
• struct _bloom_filter inInclude/cpython/optimizer.h:19
• struct _exit_data inInclude/cpython/optimizer.h:91
• optimize_func inInclude/cpython/optimizer.h:112
• CO_NO_MONITORING_EVENTS inInclude/cpython/code.h:192

Some more are generated by configure:

• HAVE_CLOCK_T in./pyconfig.h:138
• HAVE_CLOSEFROM in./pyconfig.h:138
• HAVE_GETGRENT in./pyconfig.h:138
• HAVE_GRANTPT in./pyconfig.h:515
• HAVE_POSIX_OPENPT in./pyconfig.h:849
• HAVE_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSEFROM_NP in./pyconfig.h:849
• HAVE_PROCESS_VM_READV in./pyconfig.h:849
• HAVE_PTSNAME in./pyconfig.h:957
• HAVE_PTSNAME_R in./pyconfig.h:957
• HAVE_SOCKLEN_T in./pyconfig.h:957
• HAVE_SYS_TIMERFD_H in./pyconfig.h:1406
• HAVE_TIMERFD_CREATE in./pyconfig.h:1406
• HAVE_UNLOCKPT in./pyconfig.h:1406
• HAVE___UINT128_T in./pyconfig.h:1582
• WITH_MIMALLOC in./pyconfig.h:1867

Linked PRs

• gh-118771: Ensure names defined in optimizer.h start with Py/_Py #118825