[exec] Making all in zbxcomms
     [exec] comms.c:1449:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     [exec]     if (0 != (left = MIN(ZBX_TCP_LINE_LEN - s->read_bytes, ptr - buffer)))
     [exec]                                                     ^
     [exec] comms.c:1449:98: warning: signed and unsigned type in conditional expression [-Wsign-compare]
     [exec]     if (0 != (left = MIN(ZBX_TCP_LINE_LEN - s->read_bytes, ptr - buffer)))
     [exec]                                                                                                   ^

     [exec] Making all in zbxcrypto
     [exec] tls.c: In function ‘zbx_x509_dn_gets’:
     [exec] tls.c:2156:3: warning: value computed is not used [-Wunused-value]
     [exec]    BIO_set_close(bio, BIO_CLOSE); /* ensure that associated memory buffer will be freed by BIO_vfree() */
     [exec]    ^