section 3 · Library functions 📚

178720 pages · page 220 of 894

all 3 (100762)33ssl (6156)3B (42)3G (1100)3I (51)3LIBIIO (1)3NCARG (834)3OpenMPI (1)3PVM (71)3Sympa (164)3U (96)3WN (5)3alc (212)3alleg4 (923)3alleg5 (1063)3am (31)3ast (63)3attr (4)3avr (983)3bobcat (143)3brotli (4)3bsd (239)3caca (346)3cl (1)3clc (322)3cocci (1)3coin2 (588)3coin3 (753)3coin4 (918)3compat (22)3const (18)3ctype (1)3curses (18)3cvc (2)3cxx (1060)3debug (15)3edit (1)3em (198)3embree3 (113)3embree4 (127)3erl (623)3f (128)3form (106)3freebsd (1)3fun (1)3gl (467)3gle (14)3go (1)3guile (1)3gv (7)3hal (49)3head (3)3http (66)3itcl (17)3itk (6)3iv (354)3iwidget (52)3java (1)3libmawk (10)3libunwind (29)3lua (13)3m17n (257)3m_cli2 (8)3menu (88)3monocypher (73)3nas (130)3ncurses (703)3nx (5)3o (437)3ossl (6166)3ossp (2)3p (882)3pcap (75)3perl (820)3pg13 (68)3pg14 (72)3pg15 (72)3pg16 (72)3pg17 (72)3pg18 (72)3php (1)3plplot (175)3pm (34259)3pmc (296)3posix (882)3pub (150)3python (1)3qt (832)3r (1)3readline (2)3rheolef (13)3rtapi (66)3ruby (1)3scm (459)3sharp (1)3so (8)3ssl (6930)3stap (807)3str (19)3supp (19)3t (35)3tcl (1477)3tcllib (1)3tclx (25)3tiff (60)3tk (513)3tls (13)3trf (28)3ts (239)3type (466)3valkey (395)3visa (2)3x (1069)

E (continued)

explain_ftello(3)explain ftello(3) errors✨
explain_ftello_or_die(3)get stream position and report errors✨
explain_ftime(3)explain ftime(3) errors✨
explain_ftime_or_die(3)return date and time and report errors✨
explain_ftruncate(3)explain ftruncate(2) errors✨
explain_ftruncate_or_die(3)truncate a file and report errors✨
explain_futimens(3)explain futimens(3) errors✨
explain_futimens_or_die(3)change file timestamps and report errors✨
explain_futimes(3)explain futimes(3) errors✨
explain_futimes_or_die(3)change file timestamps and report errors✨
explain_futimesat(3)explain futimesat(2) errors✨
explain_futimesat_or_die(3)change timestamps of a file relative to a directory and report errors✨
explain_fwrite(3)explain fwrite(3) errors✨
explain_fwrite_or_die(3)binary stream output and report errors✨
explain_getaddrinfo(3)explain getaddrinfo(3) errors✨
explain_getaddrinfo_or_die(3)network address translation and report errors✨
explain_getc(3)explain getc(3) errors✨
explain_getc_or_die(3)input of characters and report errors✨
explain_getchar(3)explain getchar(3) errors✨
explain_getchar_or_die(3)input of characters and report errors✨
explain_getcwd(3)explain getcwd(2) errors✨
explain_getcwd_or_die(3)get current working directory and report errors✨
explain_getdomainname(3)explain getdomainname(2) errors✨
explain_getdomainname_or_die(3)get domain name and report errors✨
explain_getgrent(3)explain getgrent(3) errors✨
explain_getgrent_or_die(3)get group file entry and report errors✨
explain_getgrouplist(3)explain getgrouplist(3) errors✨
explain_getgrouplist_or_die(3)get list of groups and report errors✨
explain_getgroups(3)explain getgroups(2) errors✨
explain_getgroups_or_die(3)get supplementary group IDs and report errors✨
explain_gethostbyname(3)explain gethostbyname(3) errors✨
explain_gethostbyname_or_die(3)get host address by host name and report errors✨
explain_gethostid(3)explain gethostid(3) errors✨
explain_gethostid_or_die(3)get the unique identifier of the current host and report errors✨
explain_gethostname(3)explain gethostname(2) errors✨
explain_gethostname_or_die(3)get/set hostname and report errors✨
explain_getpeername(3)explain getpeername(2) errors✨
explain_getpeername_or_die(3)get name of peer socket and report errors✨
explain_getpgid(3)explain getpgid(2) errors✨
explain_getpgid_or_die(3)get process group and report errors✨
explain_getpgrp(3)explain getpgrp(2) errors✨
explain_getpgrp_or_die(3)get process group and report errors✨
explain_getpriority(3)explain getpriority(2) errors✨
explain_getpriority_or_die(3)get program scheduling priority and report errors✨
explain_getresgid(3)explain getresgid(2) errors✨
explain_getresgid_or_die(3)get r/e/s group IDs and report errors✨
explain_getresuid(3)explain getresuid(2) errors✨
explain_getresuid_or_die(3)get r/e/s user IDs and report errors✨
explain_getrlimit(3)explain getrlimit(2) errors✨
explain_getrlimit_or_die(3)get resource limits and report errors✨
explain_getrusage(3)explain getrusage(2) errors✨
explain_getrusage_or_die(3)get resource usage and report errors✨
explain_getsockname(3)explain getsockname(2) errors✨
explain_getsockname_or_die(3)get socket name and report errors✨
explain_getsockopt(3)explain getsockopt(2) errors✨
explain_getsockopt_or_die(3)get and set options on sockets and report errors✨
explain_gettimeofday(3)explain gettimeofday(2) errors✨
explain_gettimeofday_or_die(3)get time and report errors✨
explain_getw(3)explain getw(3) errors✨
explain_getw_or_die(3)input a word (int) and report errors✨
explain_iconv(3)explain iconv(3) errors✨
explain_iconv_close(3)explain iconv_close(3) errors✨
explain_iconv_close_or_die(3)deallocate conversion descriptor and report errors✨
explain_iconv_open(3)explain iconv_open(3) errors✨
explain_iconv_open_or_die(3)prepare for charset conversion and report errors✨
explain_iconv_or_die(3)perform character set conversion and report errors✨
explain_ioctl(3)explain ioctl(2) errors✨
explain_ioctl_or_die(3)control device and report errors✨
explain_kill(3)explain kill(2) errors✨
explain_kill_or_die(3)send signal to a process and report errors✨
explain_lchmod(3)explain lchmod(2) errors✨
explain_lchmod_or_die(3)change permissions of a file and report errors✨
explain_lchown(3)explain lchown(2) errors✨
explain_lchown_or_die(3)change ownership of a file and report errors✨
explain_lchownat(3)explain lchownat(2) errors✨
explain_lchownat_or_die(3)Execute lchownat(2) and report errors✨
explain_license(3)GNU Lesser General Public License✨
explain_link(3)explain link(2) errors✨
explain_link_or_die(3)make a new name for a file and report errors✨
explain_linkat(3)explain linkat(2) errors✨
explain_linkat_or_die(3)link a file relative to directory and report errors✨
explain_listen(3)explain listen(2) errors✨
explain_listen_or_die(3)listen for connections on a socket and report errors✨
explain_lseek(3)explain lseek(2) errors✨
explain_lseek_or_die(3)reposition file offset and report errors✨
explain_lstat(3)explain lstat(3) errors✨
explain_lstat_or_die(3)get file status and report errors✨
explain_lutimes(3)explain lutimes(3) errors✨
explain_lutimes_or_die(3)modify file timestamps and report errors✨
explain_malloc(3)explain malloc(3) errors✨
explain_malloc_or_die(3)Allocate and free dynamic memory and report errors✨
explain_mkdir(3)explain mkdir(2) errors✨
explain_mkdir_or_die(3)create a directory and report errors✨
explain_mkdtemp(3)explain mkdtemp(3) errors✨
explain_mkdtemp_or_die(3)create a unique temporary directory and report errors✨
explain_mknod(3)explain mknod(2) errors✨
explain_mknod_or_die(3)create a special or ordinary file and report errors✨
explain_mkostemp(3)explain mkostemp(3) errors✨
explain_mkostemp_or_die(3)create a unique temporary file and report errors✨
explain_mkstemp(3)explain mkstemp(3) errors✨
explain_mkstemp_or_die(3)create a unique temporary file and report errors✨
explain_mktemp(3)explain mktemp(3) errors✨
explain_mktemp_or_die(3)make a unique temporary filename and report errors✨
explain_mmap(3)explain mmap(2) errors✨
explain_mmap_or_die(3)map file or device into memory and report errors✨
explain_mount(3)explain mount(2) errors✨
explain_mount_or_die(3)mount file system and report errors✨
explain_munmap(3)explain munmap(2) errors✨
explain_munmap_or_die(3)unmap a file or device from memory and report errors✨
explain_nanosleep(3)explain nanosleep(2) errors✨
explain_nanosleep_or_die(3)high‐resolution sleep and report errors✨
explain_nice(3)explain nice(2) errors✨
explain_nice_or_die(3)change process priority and report errors✨
explain_open(3)explain open(2) errors✨
explain_open_or_die(3)open file and report errors✨
explain_openat(3)explain openat(2) errors✨
explain_openat_or_die(3)open a file relative to a dir fd and report errors✨
explain_opendir(3)explain opendir(3) errors✨
explain_opendir_or_die(3)open a directory and report errors✨
explain_output(3)output error messages✨
explain_pathconf(3)explain pathconf(3) errors✨
explain_pathconf_or_die(3)get configuration values and report errors✨
explain_pclose(3)explain pclose(3) errors✨
explain_pclose_or_die(3)process I/O and report errors✨
explain_pipe(3)explain pipe(2) errors✨
explain_pipe2(3)explain pipe2(2) errors✨
explain_pipe2_or_die(3)create pipe and report errors✨
explain_pipe_or_die(3)create pipe and report errors✨
explain_poll(3)explain poll(2) errors✨
explain_poll_or_die(3)wait for some event on file descriptor and report errors✨
explain_popen(3)explain popen(3) errors✨
explain_popen_or_die(3)process I/O and report errors✨
explain_pread(3)explain pread(2) errors✨
explain_pread_or_die(3)seek and read from a file descriptor and report errors✨
explain_printf(3)explain printf(3) errors✨
explain_printf_or_die(3)formatted output conversion and report errors✨
explain_program_name(3)manipulate the program name✨
explain_ptrace(3)explain ptrace(2) errors✨
explain_ptrace_or_die(3)process trace and report errors✨
explain_putc(3)explain putc(3) errors✨
explain_putc_or_die(3)output of characters and report errors✨
explain_putchar(3)explain putchar(3) errors✨
explain_putchar_or_die(3)output of characters and report errors✨
explain_putenv(3)explain putenv(3) errors✨
explain_putenv_or_die(3)change or add an environment variable and report errors✨
explain_puts(3)explain puts(3) errors✨
explain_puts_or_die(3)write a string and a newline to stdout and report errors✨
explain_putw(3)explain putw(3) errors✨
explain_putw_or_die(3)output a word (int) and report errors✨
explain_pwrite(3)explain pwrite(2) errors✨
explain_pwrite_or_die(3)seek and write to a file descriptor and report errors✨
explain_raise(3)explain raise(3) errors✨
explain_raise_or_die(3)send a signal to the caller and report errors✨
explain_read(3)explain read(2) errors✨
explain_read_or_die(3)read from a file descriptor and report errors✨
explain_readdir(3)explain readdir(2) errors✨
explain_readdir_or_die(3)read directory entry and report errors✨
explain_readlink(3)explain readlink(2) errors✨
explain_readlink_or_die(3)read value of a symbolic link and report errors✨
explain_readv(3)explain readv(2) errors✨
explain_readv_or_die(3)read data into multiple buffers and report errors✨
explain_realloc(3)explain realloc(3) errors✨
explain_realloc_or_die(3)Allocate and free dynamic memory and report errors✨
explain_realpath(3)explain realpath(3) errors✨
explain_realpath_or_die(3)return canonical pathname and report errors✨
explain_remove(3)explain remove(2) errors✨
explain_remove_or_die(3)delete a file and report errors✨
explain_rename(3)explain rename(2) errors✨
explain_rename_or_die(3)change the name of a file and report errors✨
explain_rmdir(3)explain rmdir(2) errors✨
explain_rmdir_or_die(3)delete a directory and report errors✨
explain_select(3)explain select(2) errors✨
explain_select_or_die(3)blah blah and report errors✨
explain_setbuf(3)explain setbuf(3) errors✨
explain_setbuf_or_die(3)set stream buffer and report errors✨
explain_setbuffer(3)explain setbuffer(3) errors✨
explain_setbuffer_or_die(3)stream buffering operations and report errors✨
explain_setdomainname(3)explain setdomainname(2) errors✨
explain_setdomainname_or_die(3)set domain name and report errors✨
explain_setenv(3)explain setenv(3) errors✨
explain_setenv_or_die(3)change or add an environment variable and report errors✨
explain_setgid(3)explain setgid(2) errors✨
explain_setgid_or_die(3)set group identity and report errors✨
explain_setgrent(3)explain setgrent(3) errors✨
explain_setgrent_or_die(3)rewind group database and report errors✨
explain_setgroups(3)explain setgroups(2) errors✨
explain_setgroups_or_die(3)set supplementary group IDs and report errors✨
explain_sethostname(3)explain sethostname(2) errors✨
explain_sethostname_or_die(3)get/set hostname and report errors✨
explain_setlinebuf(3)explain setlinebuf(3) errors✨
explain_setlinebuf_or_die(3)stream buffering operations and report errors✨
explain_setpgid(3)explain setpgid(2) errors✨
explain_setpgid_or_die(3)set process group and report errors✨
explain_setpgrp(3)explain setpgrp(2) errors✨
explain_setpgrp_or_die(3)set process group and report errors✨
explain_setpriority(3)explain setpriority(2) errors✨
explain_setpriority_or_die(3)set program scheduling priority and report errors✨
explain_setregid(3)explain setregid(2) errors✨
explain_setregid_or_die(3)set real and/or effective group ID and report errors✨
explain_setresgid(3)explain setresgid(2) errors✨