_capsicum.c:1:10: fatal error: sys/capsicum.h: No such file or directory
    1 | #include <sys/capsicum.h>
      |          ^~~~~~~~~~~~~~~~
compilation terminated.
_pledge.c: In function 'main':
_pledge.c:3:16: error: implicit declaration of function 'pledge' [-Werror=implicit-function-declaration]
    3 |         return pledge("stdio", NULL);
      |                ^~~~~~
cc1: all warnings being treated as errors
_getifaddrs_addrflags.c: In function 'main':
_getifaddrs_addrflags.c:6:27: error: 'struct ifaddrs' has no member named 'ifa_addrflags'; did you mean 'ifa_flags'?
    6 |         return (int)ifap->ifa_addrflags;
      |                           ^~~~~~~~~~~~~
      |                           ifa_flags
_closefrom.c: In function 'main':
_closefrom.c:3:9: error: implicit declaration of function 'closefrom' [-Werror=implicit-function-declaration]
    3 |         closefrom(3);
      |         ^~~~~~~~~
cc1: all warnings being treated as errors
_arc4random.c: In function 'main':
_arc4random.c:3:21: error: implicit declaration of function 'arc4random'; did you mean 'srandom'? [-Werror=implicit-function-declaration]
    3 |         return (int)arc4random();
      |                     ^~~~~~~~~~
      |                     srandom
cc1: all warnings being treated as errors
_arc4random_uniform.c: In function 'main':
_arc4random_uniform.c:3:21: error: implicit declaration of function 'arc4random_uniform' [-Werror=implicit-function-declaration]
    3 |         return (int)arc4random_uniform(100);
      |                     ^~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
_memset_explicit.c: In function 'main':
_memset_explicit.c:4:15: error: implicit declaration of function 'memset_explicit' [-Werror=implicit-function-declaration]
    4 |         (void)memset_explicit(&a, 0, sizeof(a));
      |               ^~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
_memset_s.c: In function 'main':
_memset_s.c:5:9: error: implicit declaration of function 'memset_s'; did you mean 'memset'? [-Werror=implicit-function-declaration]
    5 |         memset_s(&a, sizeof(a), 0, sizeof(a));
      |         ^~~~~~~~
      |         memset
cc1: all warnings being treated as errors
_pidfile.c:2:10: fatal error: util.h: No such file or directory
    2 | #include <util.h>
      |          ^~~~~~~~
compilation terminated.
_setproctitle.c: In function 'main':
_setproctitle.c:4:9: error: implicit declaration of function 'setproctitle' [-Werror=implicit-function-declaration]
    4 |         setproctitle("foo");
      |         ^~~~~~~~~~~~
cc1: all warnings being treated as errors
_strtoi.c: In function 'main':
_strtoi.c:6:21: error: implicit declaration of function 'strtoi'; did you mean 'strtol'? [-Werror=implicit-function-declaration]
    6 |         return (int)strtoi("1234", NULL, 0, 0, INT32_MAX, &e);
      |                     ^~~~~~
      |                     strtol
cc1: all warnings being treated as errors
_consttime_memequal.c: In function 'main':
_consttime_memequal.c:3:16: error: implicit declaration of function 'consttime_memequal' [-Werror=implicit-function-declaration]
    3 |         return consttime_memequal("deadbeef", "deadbeef", 8);
      |                ^~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
_rbtree.c:1:10: fatal error: sys/rbtree.h: No such file or directory
    1 | #include <sys/rbtree.h>
      |          ^~~~~~~~~~~~~~
compilation terminated.
_be64enc.c:1:10: fatal error: sys/endian.h: No such file or directory
    1 | #include <sys/endian.h>
      |          ^~~~~~~~~~~~~~
compilation terminated.
_fls64.c:1:10: fatal error: sys/bitops.h: No such file or directory
    1 | #include <sys/bitops.h>
      |          ^~~~~~~~~~~~~~
compilation terminated.
_md5.c:2:10: fatal error: md5.h: No such file or directory
    2 | #include <md5.h>
      |          ^~~~~~~
compilation terminated.
_sha256.c: In function 'main':
_sha256.c:4:9: error: unknown type name 'SHA256_CTX'
    4 |         SHA256_CTX context;
      |         ^~~~~~~~~~
_sha256.c:5:9: error: implicit declaration of function 'SHA256_Init' [-Werror=implicit-function-declaration]
    5 |         SHA256_Init(&context);
      |         ^~~~~~~~~~~
cc1: all warnings being treated as errors
_sha256.c: In function 'main':
_sha256.c:4:9: error: unknown type name 'SHA2_CTX'
    4 |         SHA2_CTX context;
      |         ^~~~~~~~
_sha256.c:5:9: error: implicit declaration of function 'SHA256Init' [-Werror=implicit-function-declaration]
    5 |         SHA256Init(&context);
      |         ^~~~~~~~~~
cc1: all warnings being treated as errors
_hmac.c:2:10: fatal error: hmac.h: No such file or directory
    2 | #include <hmac.h>
      |          ^~~~~~~~
compilation terminated.
_hmac.c: In function 'main':
_hmac.c:3:21: error: implicit declaration of function 'hmac' [-Werror=implicit-function-declaration]
    3 |         return (int)hmac(NULL, NULL, 0, NULL, 0, NULL, 0);
      |                     ^~~~
cc1: all warnings being treated as errors