SIG(0) - phpMan

jose-jws-sig (1)     - Signs a payload using one or more JWKs
alarm (2)            - set an alarm clock for delivery of a signal
alarm (3p)           - schedule an alarm signal
BN_get_word (3ssl)   - BIGNUM assignment operations
BN_one (3ssl)        - BIGNUM assignment operations
BN_set_word (3ssl)   - BIGNUM assignment operations
BN_value_one (3ssl)  - BIGNUM assignment operations
BN_zero (3ssl)       - BIGNUM assignment operations
bsd_signal (3)       - signal handling with BSD semantics
CMS_add1_ReceiptRequest (3ssl) - CMS signed receipt request functions
CMS_add1_signer (3ssl) - add a signer to a CMS_ContentInfo signed data structure
CMS_get0_SignerInfos (3ssl) - CMS signedData signer functions
CMS_get0_signers (3ssl) - verify a CMS SignedData structure
CMS_get1_ReceiptRequest (3ssl) - CMS signed receipt request functions
CMS_ReceiptRequest_create0 (3ssl) - CMS signed receipt request functions
CMS_ReceiptRequest_get0_values (3ssl) - CMS signed receipt request functions
CMS_RecipientInfo_ktri_get0_signer_id (3ssl) - CMS envelopedData RecipientInf...
CMS_sign (3ssl)      - create a CMS SignedData structure
CMS_sign_receipt (3ssl) - create a CMS signed receipt
CMS_SignerInfo_cert_cmp (3ssl) - CMS signedData signer functions
CMS_SignerInfo_get0_signature (3ssl) - CMS signedData signer functions
CMS_SignerInfo_get0_signer_id (3ssl) - CMS signedData signer functions
CMS_SignerInfo_set1_signer_cert (3ssl) - CMS signedData signer functions
CMS_SignerInfo_sign (3ssl) - add a signer to a CMS_ContentInfo signed data st...
CMS_verify (3ssl)    - verify a CMS SignedData structure
CMS_verify_receipt (3ssl) - verify a CMS signed receipt
copysign (3)         - copy sign of a number
copysign (3p)        - number manipulation function
copysignf (3)        - copy sign of a number
copysignl (3)        - copy sign of a number
d2i_DSA_SIG (3ssl)   - convert objects from/to ASN.1/DER representation
d2i_ECDSA_SIG (3ssl) - convert objects from/to ASN.1/DER representation
d2i_ESS_SIGNING_CERT (3ssl) - convert objects from/to ASN.1/DER representation
d2i_OCSP_SIGNATURE (3ssl) - convert objects from/to ASN.1/DER representation
d2i_PKCS7_SIGN_ENVELOPE (3ssl) - convert objects from/to ASN.1/DER representa...
d2i_PKCS7_SIGNED (3ssl) - convert objects from/to ASN.1/DER representation
d2i_PKCS7_SIGNER_INFO (3ssl) - convert objects from/to ASN.1/DER representation
d2i_X509_SIG (3ssl)  - convert objects from/to ASN.1/DER representation
dnssec-signzone (8)  - DNSSEC zone signing tool
DSA_bits (3ssl)      - get DSA signature size, key bits or security bits
DSA_do_sign (3ssl)   - raw DSA signature operations
DSA_do_verify (3ssl) - raw DSA signature operations
DSA_meth_get_sign (3ssl) - Routines to build up DSA methods
DSA_meth_get_sign_setup (3ssl) - Routines to build up DSA methods
DSA_meth_set_sign (3ssl) - Routines to build up DSA methods
DSA_meth_set_sign_setup (3ssl) - Routines to build up DSA methods
DSA_security_bits (3ssl) - get DSA signature size, key bits or security bits
DSA_SIG_free (3ssl)  - allocate and free DSA signature objects
DSA_SIG_get0 (3ssl)  - allocate and free DSA signature objects
DSA_SIG_new (3ssl)   - allocate and free DSA signature objects
DSA_SIG_set0 (3ssl)  - allocate and free DSA signature objects
DSA_sign (3ssl)      - DSA signatures
DSA_sign_setup (3ssl) - DSA signatures
DSA_size (3ssl)      - get DSA signature size, key bits or security bits
DSA_verify (3ssl)    - DSA signatures
ECDSA_do_sign (3ssl) - low-level elliptic curve digital signature algorithm (...
ECDSA_do_sign_ex (3ssl) - low-level elliptic curve digital signature algorith...
ECDSA_do_verify (3ssl) - low-level elliptic curve digital signature algorithm...
ECDSA_SIG_free (3ssl) - low-level elliptic curve digital signature algorithm ...
ECDSA_SIG_get0 (3ssl) - low-level elliptic curve digital signature algorithm ...
ECDSA_SIG_get0_r (3ssl) - low-level elliptic curve digital signature algorith...
ECDSA_SIG_get0_s (3ssl) - low-level elliptic curve digital signature algorith...
ECDSA_SIG_new (3ssl) - low-level elliptic curve digital signature algorithm (...
ECDSA_SIG_set0 (3ssl) - low-level elliptic curve digital signature algorithm ...
ECDSA_sign (3ssl)    - low-level elliptic curve digital signature algorithm (...
ECDSA_sign_ex (3ssl) - low-level elliptic curve digital signature algorithm (...
ECDSA_sign_setup (3ssl) - low-level elliptic curve digital signature algorith...
ECDSA_size (3ssl)    - low-level elliptic curve digital signature algorithm (...
ECDSA_verify (3ssl)  - low-level elliptic curve digital signature algorithm (...
ESS_SIGNING_CERT_dup (3ssl) - ASN1 object utilities
ESS_SIGNING_CERT_free (3ssl) - ASN1 object utilities
ESS_SIGNING_CERT_new (3ssl) - ASN1 object utilities
evmctl (1)           - IMA/EVM signing utility
EVP_DigestSign (3ssl) - EVP signing functions
EVP_DigestSignFinal (3ssl) - EVP signing functions
EVP_DigestSignInit (3ssl) - EVP signing functions
EVP_DigestSignUpdate (3ssl) - EVP signing functions
EVP_DigestVerify (3ssl) - EVP signature verification functions
EVP_DigestVerifyFinal (3ssl) - EVP signature verification functions
EVP_DigestVerifyInit (3ssl) - EVP signature verification functions
EVP_DigestVerifyUpdate (3ssl) - EVP signature verification functions
EVP_PKEY_asn1_set_siginf (3ssl) - manipulating and registering EVP_PKEY_ASN1_...
EVP_PKEY_assign_DH (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_assign_DSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_assign_EC_KEY (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_assign_POLY1305 (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_assign_RSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_assign_SIPHASH (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_base_id (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_CTX_get_signature_md (3ssl) - algorithm specific control operations
EVP_PKEY_CTX_set_signature_md (3ssl) - algorithm specific control operations
EVP_PKEY_get0_DH (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_DSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_EC_KEY (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_engine (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_hmac (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_poly1305 (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_RSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get0_siphash (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get1_DH (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get1_DSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get1_EC_KEY (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get1_RSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_get_default_digest_nid (3ssl) - get default signature digest
EVP_PKEY_id (3ssl)   - EVP_PKEY assignment functions
EVP_PKEY_meth_get_digestsign (3ssl) - manipulating EVP_PKEY_METHOD structure
EVP_PKEY_meth_get_sign (3ssl) - manipulating EVP_PKEY_METHOD structure
EVP_PKEY_meth_get_signctx (3ssl) - manipulating EVP_PKEY_METHOD structure
EVP_PKEY_meth_set_digestsign (3ssl) - manipulating EVP_PKEY_METHOD structure
EVP_PKEY_meth_set_sign (3ssl) - manipulating EVP_PKEY_METHOD structure
EVP_PKEY_meth_set_signctx (3ssl) - manipulating EVP_PKEY_METHOD structure
EVP_PKEY_set1_DH (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_set1_DSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_set1_EC_KEY (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_set1_engine (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_set1_RSA (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_set_alias_type (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_sign (3ssl) - sign using a public key algorithm
EVP_PKEY_sign_init (3ssl) - sign using a public key algorithm
EVP_PKEY_type (3ssl) - EVP_PKEY assignment functions
EVP_PKEY_verify (3ssl) - signature verification using a public key algorithm
EVP_PKEY_verify_init (3ssl) - signature verification using a public key algor...
EVP_PKEY_verify_recover (3ssl) - recover signature using a public key algorithm
EVP_PKEY_verify_recover_init (3ssl) - recover signature using a public key al...
EVP_SignFinal (3ssl) - EVP signing functions
EVP_SignInit (3ssl)  - EVP signing functions
EVP_SignInit_ex (3ssl) - EVP signing functions
EVP_SignUpdate (3ssl) - EVP signing functions
EVP_VerifyFinal (3ssl) - EVP signature verification functions
EVP_VerifyInit (3ssl) - EVP signature verification functions
EVP_VerifyInit_ex (3ssl) - EVP signature verification functions
EVP_VerifyUpdate (3ssl) - EVP signature verification functions
git-tag (1)          - Create, list, delete or verify a tag object signed wit...
git-verify-commit (1) - Check the GPG signature of commits
git-verify-tag (1)   - Check the GPG signature of tags
gitformat-signature (5) - Git cryptographic signature formats
gpg (1)              - OpenPGP encryption and signing tool
gpg2 (1)             - OpenPGP encryption and signing tool
gpgsm (1)            - CMS encryption and signing tool
gpgtar (1)           - Encrypt or sign files into an archive
gpgv (1)             - Verify OpenPGP signatures
gpgv2 (1)            - Verify OpenPGP signatures
gsignal (3)          - software signal facility
i2d_DSA_SIG (3ssl)   - convert objects from/to ASN.1/DER representation
i2d_ECDSA_SIG (3ssl) - convert objects from/to ASN.1/DER representation
i2d_ESS_SIGNING_CERT (3ssl) - convert objects from/to ASN.1/DER representation
i2d_OCSP_SIGNATURE (3ssl) - convert objects from/to ASN.1/DER representation
i2d_PKCS7_SIGN_ENVELOPE (3ssl) - convert objects from/to ASN.1/DER representa...
i2d_PKCS7_SIGNED (3ssl) - convert objects from/to ASN.1/DER representation
i2d_PKCS7_SIGNER_INFO (3ssl) - convert objects from/to ASN.1/DER representation
i2d_X509_SIG (3ssl)  - convert objects from/to ASN.1/DER representation
i2o_SCT (3ssl)       - decode and encode Signed Certificate Timestamp lists i...
i2o_SCT_LIST (3ssl)  - decode and encode Signed Certificate Timestamp lists i...
jcat-tool (1)        - standalone detached signature utility
jrand48 (3p)         - generate a uniformly distributed pseudo-random long si...
kill (1p)            - terminate or signal processes
kill (2)             - send signal to a process
kill (3p)            - send a signal to a process or a group of processes
killpg (2)           - send signal to a process group
killpg (3)           - send signal to a process group
killpg (3p)          - send a signal to a process group
lcong48 (3p)         - seed a uniformly distributed pseudo-random signed long...
Mail::AuthenticationResults::Token::A... (3pm) - Class for modelling Authenti...
Mail::DKIM (3pm)     - Signs/verifies Internet mail with DKIM/DomainKey signa...
Mail::DKIM::ARC::MessageSignature (3pm) - Subclass of Mail::DKIM::Signature w...
Mail::DKIM::ARC::Signer (3pm) - generates a DKIM signature for a message
Mail::DKIM::AuthorDomainPolicy (3pm) - represents an Author Domain Signing Pr...
Mail::DKIM::DkimPolicy (3pm) - represents a DKIM Sender Signing Practices record
Mail::DKIM::DkPolicy (3pm) - represents a DomainKeys Sender Signing Policy re...
Mail::DKIM::DkSignature (3pm) - represents a DomainKeys-Signature header
Mail::DKIM::MessageParser (3pm) - Signs/verifies Internet mail with DKIM/Doma...
Mail::DKIM::Policy (3pm) - abstract base class for originator "signing" policies
Mail::DKIM::PrivateKey (3pm) - a private key loaded in memory for DKIM signing
Mail::DKIM::Signature (3pm) - represents a DKIM-Signature header
Mail::DKIM::Signer (3pm) - generates a DKIM signature for a message
Mail::DKIM::SignerPolicy (3pm) - determines signing parameters for a message
Mail::DKIM::Verifier (3pm) - verifies a DKIM-signed message
modf (3)             - extract signed integral and fractional values from flo...
modff (3)            - extract signed integral and fractional values from flo...
modfl (3)            - extract signed integral and fractional values from flo...
mrand48 (3p)         - generate uniformly distributed pseudo-random signed lo...
Net::DNS::Parameters (3pm) - DNS parameter assignments
Net::DNS::RR::RRSIG (3pm) - DNS RRSIG resource record
Net::DNS::RR::SIG (3pm) - DNS SIG resource record
Net::DNS::RR::TSIG (3pm) - DNS TSIG resource record
o2i_SCT (3ssl)       - decode and encode Signed Certificate Timestamp lists i...
o2i_SCT_LIST (3ssl)  - decode and encode Signed Certificate Timestamp lists i...
OCSP_basic_sign (3ssl) - OCSP response functions
OCSP_basic_sign_ctx (3ssl) - OCSP response functions
OCSP_request_sign (3ssl) - OCSP request functions
OCSP_resp_get0_signature (3ssl) - OCSP response utility functions
OCSP_resp_get0_signer (3ssl) - OCSP response utility functions
OCSP_resp_get0_tbs_sigalg (3ssl) - OCSP response utility functions
OCSP_SIGNATURE_free (3ssl) - ASN1 object utilities
OCSP_SIGNATURE_new (3ssl) - ASN1 object utilities
openssl-x509 (1ssl)  - Certificate display and signing utility
pause (2)            - wait for signal
pause (3p)           - suspend the thread until a signal is received
pcre16_assign_jit_stack (3) - Perl-compatible regular expressions
pcre2_jit_stack_assign (3) - Perl-compatible regular expressions (revised API)
pcre32_assign_jit_stack (3) - Perl-compatible regular expressions
pcre_assign_jit_stack (3) - Perl-compatible regular expressions
perlipc (1)          - Perl interprocess communication (signals, fifos, pipes...
pgrep (1)            - look up or signal processes based on name and other at...
PKCS7_get0_signers (3ssl) - verify a PKCS#7 signedData structure
PKCS7_sign (3ssl)    - create a PKCS#7 signedData structure
PKCS7_sign_add_signer (3ssl) - add a signer PKCS7 signed data structure
PKCS7_SIGN_ENVELOPE_free (3ssl) - ASN1 object utilities
PKCS7_SIGN_ENVELOPE_new (3ssl) - ASN1 object utilities
PKCS7_SIGNED_free (3ssl) - ASN1 object utilities
PKCS7_SIGNED_new (3ssl) - ASN1 object utilities
PKCS7_SIGNER_INFO_free (3ssl) - ASN1 object utilities
PKCS7_SIGNER_INFO_new (3ssl) - ASN1 object utilities
PKCS7_verify (3ssl)  - verify a PKCS#7 signedData structure
pkill (1)            - look up or signal processes based on name and other at...
posix_spawnattr_getsigdefault (3p) - get and set the spawn-sigdefault attribu...
posix_spawnattr_getsigmask (3p) - get and set the spawn-sigmask attribute of ...
posix_spawnattr_setsigdefault (3p) - set the spawn-sigdefault attribute of a ...
posix_spawnattr_setsigmask (3p) - set the spawn-sigmask attribute of a spawn ...
psiginfo (3)         - print signal message
psiginfo (3p)        - print signal information to standard error
psignal (3)          - print signal message
pthread_cond_broadcast (3p) - broadcast or signal a condition
pthread_cond_signal (3p) - signal a condition
pthread_kill (3)     - send a signal to a thread
pthread_kill (3p)    - send a signal to a thread
pthread_sigmask (3)  - examine and change mask of blocked signals
pthread_sigmask (3p) - examine and change blocked signals
pthread_sigqueue (3) - queue a signal and data to a thread
qsig (1p)            - signal batch jobs
raise (3)            - send a signal to the caller
raise (3p)           - send a signal to the executing process
restart_syscall (2)  - restart a system call after interruption by a stop signal
RSA_meth_get_sign (3ssl) - Routines to build up RSA methods
RSA_meth_set_sign (3ssl) - Routines to build up RSA methods
RSA_private_encrypt (3ssl) - low-level signature operations
RSA_public_decrypt (3ssl) - low-level signature operations
RSA_sign (3ssl)      - RSA signatures
RSA_sign_ASN1_OCTET_STRING (3ssl) - RSA signatures
RSA_verify (3ssl)    - RSA signatures
RSA_verify_ASN1_OCTET_STRING (3ssl) - RSA signatures
rt_sigaction (2)     - examine and change a signal action
rt_sigpending (2)    - examine pending signals
rt_sigprocmask (2)   - examine and change blocked signals
rt_sigqueueinfo (2)  - queue a signal and data
rt_sigreturn (2)     - return from signal handler and cleanup stack frame
rt_sigsuspend (2)    - wait for a signal
rt_sigtimedwait (2)  - synchronously wait for queued signals
rt_tgsigqueueinfo (2) - queue a signal and data
SCT_free (3ssl)      - A Certificate Transparency Signed Certificate Timestamp
SCT_get0_extensions (3ssl) - A Certificate Transparency Signed Certificate Ti...
SCT_get0_log_id (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_get0_signature (3ssl) - A Certificate Transparency Signed Certificate Tim...
SCT_get_log_entry_type (3ssl) - A Certificate Transparency Signed Certificate...
SCT_get_signature_nid (3ssl) - A Certificate Transparency Signed Certificate ...
SCT_get_source (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_get_timestamp (3ssl) - A Certificate Transparency Signed Certificate Time...
SCT_get_validation_status (3ssl) - checks Signed Certificate Timestamps (SCTs...
SCT_get_version (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_LIST_free (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_LIST_print (3ssl) - Prints Signed Certificate Timestamps in a human-reada...
SCT_LIST_validate (3ssl) - checks Signed Certificate Timestamps (SCTs) are valid
SCT_new (3ssl)       - A Certificate Transparency Signed Certificate Timestamp
SCT_new_from_base64 (3ssl) - A Certificate Transparency Signed Certificate Ti...
SCT_print (3ssl)     - Prints Signed Certificate Timestamps in a human-readab...
SCT_set0_extensions (3ssl) - A Certificate Transparency Signed Certificate Ti...
SCT_set0_log_id (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_set0_signature (3ssl) - A Certificate Transparency Signed Certificate Tim...
SCT_set1_extensions (3ssl) - A Certificate Transparency Signed Certificate Ti...
SCT_set1_log_id (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_set1_signature (3ssl) - A Certificate Transparency Signed Certificate Tim...
SCT_set_log_entry_type (3ssl) - A Certificate Transparency Signed Certificate...
SCT_set_signature_nid (3ssl) - A Certificate Transparency Signed Certificate ...
SCT_set_source (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_set_timestamp (3ssl) - A Certificate Transparency Signed Certificate Time...
SCT_set_version (3ssl) - A Certificate Transparency Signed Certificate Timestamp
SCT_validate (3ssl)  - checks Signed Certificate Timestamps (SCTs) are valid
SCT_validation_status_string (3ssl) - Prints Signed Certificate Timestamps in...
setbuf (3p)          - assign buffering to a stream
setvbuf (3p)         - assign buffering to a stream
sgetmask (2)         - manipulation of signal mask (obsolete)
sigaction (2)        - examine and change a signal action
sigaction (3p)       - examine and change a signal action
sigaddset (3)        - POSIX signal set operations
sigaddset (3p)       - add a signal to a signal set
sigaltstack (2)      - set and/or get signal stack context
sigaltstack (3p)     - set and get signal alternate stack context
sigandset (3)        - POSIX signal set operations
sigblock (3)         - BSD signal API
sigdelset (3)        - POSIX signal set operations
sigdelset (3p)       - delete a signal from a signal set
sigemptyset (3)      - POSIX signal set operations
sigemptyset (3p)     - initialize and empty a signal set
sigevent (7)         - structure for notification from asynchronous routines
sigfillset (3)       - POSIX signal set operations
sigfillset (3p)      - initialize and fill a signal set
siggetmask (3)       - BSD signal API
sighold (3)          - System V signal API
sighold (3p)         - signal management
sigignore (3)        - System V signal API
siginterrupt (3)     - allow signals to interrupt system calls
siginterrupt (3p)    - allow signals to interrupt functions
sigisemptyset (3)    - POSIX signal set operations
sigismember (3)      - POSIX signal set operations
sigismember (3p)     - test for a signal in a signal set
siglongjmp (3)       - performing a nonlocal goto
siglongjmp (3p)      - non-local goto with signal handling
sigmask (3)          - BSD signal API
signal (2)           - ANSI C signal handling
signal (3p)          - signal management
signal (7)           - overview of signals
signal-safety (7)    - async-signal-safe functions
signal.h (0p)        - signals
signalfd (2)         - create a file descriptor for accepting signals
signalfd4 (2)        - create a file descriptor for accepting signals
signbit (3)          - test sign of a real floating-point number
signbit (3p)         - test sign
signgam (3)          - log gamma function
signgam (3p)         - log gamma function
significand (3)      - get mantissa of floating-point number
significandf (3)     - get mantissa of floating-point number
significandl (3)     - get mantissa of floating-point number
signtool (1)         - Digitally sign objects and files.
signver (1)          - Verify a detached PKCS#7 signature for a file.
sigorset (3)         - POSIX signal set operations
sigpause (3)         - atomically release blocked signals and wait for interrupt
sigpause (3p)        - remove a signal from the signal mask and suspend the t...
sigpending (2)       - examine pending signals
sigpending (3p)      - examine pending signals
sigprocmask (2)      - examine and change blocked signals
sigprocmask (3p)     - examine and change blocked signals
sigqueue (2)         - queue a signal and data to a process
sigqueue (3)         - queue a signal and data to a process
sigqueue (3p)        - queue a signal to a process
sigrelse (3)         - System V signal API
sigrelse (3p)        - signal management
sigreturn (2)        - return from signal handler and cleanup stack frame
sigset (3)           - System V signal API
sigsetjmp (3)        - performing a nonlocal goto
sigsetjmp (3p)       - set jump point for a non-local goto
sigsetmask (3)       - BSD signal API
sigsetops (3)        - POSIX signal set operations
sigstack (3)         - set and/or get signal stack context
sigsuspend (2)       - wait for a signal
sigsuspend (3p)      - wait for a signal
sigtimedwait (2)     - synchronously wait for queued signals
sigtimedwait (3p)    - wait for queued signals
sigtrap (3pm)        - Perl pragma to enable simple signal handling
sigvec (3)           - BSD signal API
sigwait (3)          - wait for a signal
sigwait (3p)         - wait for queued signals
sigwaitinfo (2)      - synchronously wait for queued signals
sigwaitinfo (3p)     - wait for queued signals
skill (1)            - send a signal or report process status
SM2 (7ssl)           - Chinese SM2 signature and encryption algorithm support
snice (1)            - send a signal or report process status
ssetmask (2)         - manipulation of signal mask (obsolete)
ssh-keysign (8)      - ssh helper program for host-based authentication
ssignal (3)          - software signal facility
SSL_CTX_set1_client_sigalgs (3ssl) - set supported signature algorithms
SSL_CTX_set1_client_sigalgs_list (3ssl) - set supported signature algorithms
SSL_CTX_set1_sigalgs (3ssl) - set supported signature algorithms
SSL_CTX_set1_sigalgs_list (3ssl) - set supported signature algorithms
SSL_get_peer_signature_nid (3ssl) - get TLS message signing types
SSL_get_peer_signature_type_nid (3ssl) - get TLS message signing types
SSL_get_shared_sigalgs (3ssl) - get supported signature algorithms
SSL_get_sigalgs (3ssl) - get supported signature algorithms
SSL_get_signature_nid (3ssl) - get TLS message signing types
SSL_get_signature_type_nid (3ssl) - get TLS message signing types
SSL_set1_client_sigalgs (3ssl) - set supported signature algorithms
SSL_set1_client_sigalgs_list (3ssl) - set supported signature algorithms
SSL_set1_sigalgs (3ssl) - set supported signature algorithms
SSL_set1_sigalgs_list (3ssl) - set supported signature algorithms
strace (1)           - trace system calls and signals
strsignal (3)        - return string describing signal
strsignal (3p)       - get name of signal
strtoul (3)          - convert a string to an unsigned long integer
strtoul (3p)         - convert a string to an unsigned long
strtoull (3)         - convert a string to an unsigned long integer
strtouq (3)          - convert a string to an unsigned long integer
sysv_signal (3)      - signal handling with System V semantics
tgkill (2)           - send a signal to a thread
tkill (2)            - send a signal to a thread
trap (1p)            - trap signals
tsig-keygen (8)      - ddns key generation tool
ualarm (3)           - schedule signal after given number of microseconds
wcstoul (3p)         - convert a wide-character string to an unsigned long
wipefs (8)           - wipe a signature from a device
x509 (1ssl)          - Certificate display and signing utility
X509_CRL_get0_signature (3ssl) - signature information
X509_CRL_get_signature_nid (3ssl) - signature information
X509_CRL_sign (3ssl) - sign or verify certificate, certificate request or CRL...
X509_CRL_sign_ctx (3ssl) - sign or verify certificate, certificate request or...
X509_CRL_verify (3ssl) - sign or verify certificate, certificate request or C...
X509_get0_signature (3ssl) - signature information
X509_get0_tbs_sigalg (3ssl) - signature information
X509_get_signature_info (3ssl) - signature information
X509_get_signature_nid (3ssl) - signature information
X509_REQ_get0_signature (3ssl) - signature information
X509_REQ_get_signature_nid (3ssl) - signature information
X509_REQ_set0_signature (3ssl) - signature information
X509_REQ_set1_signature_algo (3ssl) - signature information
X509_REQ_sign (3ssl) - sign or verify certificate, certificate request or CRL...
X509_REQ_sign_ctx (3ssl) - sign or verify certificate, certificate request or...
X509_REQ_verify (3ssl) - sign or verify certificate, certificate request or C...
X509_SIG_free (3ssl) - ASN1 object utilities
X509_SIG_get0 (3ssl) - DigestInfo functions
X509_SIG_getm (3ssl) - DigestInfo functions
X509_SIG_INFO_get (3ssl) - signature information
X509_SIG_INFO_set (3ssl) - signature information
X509_SIG_new (3ssl)  - ASN1 object utilities
X509_sign (3ssl)     - sign or verify certificate, certificate request or CRL...
X509_sign_ctx (3ssl) - sign or verify certificate, certificate request or CRL...
X509_verify (3ssl)   - sign or verify certificate, certificate request or CRL...