.TH GNU_GET_LIBC_VERSION 3 2021-03-22 "Linux" "Linux Programmer's Manual"
.SH NAME
gnu_get_libc_version, gnu_get_libc_release \- get glibc version and release
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <gnu/libc\-version.h>
.TH GRANTPT 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
grantpt \- grant access to the slave pseudoterminal
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <stdlib.h>
.TH GROUP_MEMBER 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
group_member \- test whether a process is in a group
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <unistd.h>
.TH GSIGNAL 3 2021-03-22 "" "Linux Programmer's Manual"
.SH NAME
gsignal, ssignal \- software signal facility
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <signal.h>
.UC 7
.SH NAME
hash \- hash database access method
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.ft B
.SH NAME
hcreate, hdestroy, hsearch, hcreate_r, hdestroy_r,
hsearch_r \- hash table management
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <search.h>
.TH ICONV 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
iconv \- perform character set conversion
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <iconv.h>
.TH ICONV_CLOSE 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
iconv_close \- deallocate descriptor for character set conversion
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <iconv.h>
.TH ICONV_OPEN 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
iconv_open \- allocate descriptor for character set conversion
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <iconv.h>
.TH IF_NAMEINDEX 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
if_nameindex, if_freenameindex \- get network interface names and indexes
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <net/if.h>
.SH NAME
if_nametoindex, if_indextoname \- mappings between network interface
names and indexes
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <net/if.h>
.TH INDEX 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
index, rindex \- locate character in string
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <strings.h>
.SH NAME
inet_aton, inet_addr, inet_network, inet_ntoa, inet_makeaddr, inet_lnaof,
inet_netof \- Internet address manipulation routines
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <sys/socket.h>
.TH INET_NTOP 3 2021-03-22 "Linux" "Linux Programmer's Manual"
.SH NAME
inet_ntop \- convert IPv4 and IPv6 addresses from binary to text form
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <arpa/inet.h>
.TH INET_PTON 3 2021-03-22 "Linux" "Linux Programmer's Manual"
.SH NAME
inet_pton \- convert IPv4 and IPv6 addresses from text to binary form
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <arpa/inet.h>
.TH INITGROUPS 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
initgroups \- initialize the supplementary group access list
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <sys/types.h>
.TH INSQUE 3 2021-03-22 "" "Linux Programmer's Manual"
.SH NAME
insque, remque \- insert/remove an item from a queue
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <search.h>
isdigit_l, isgraph_l, islower_l,
isprint_l, ispunct_l, isspace_l, isupper_l, isxdigit_l
\- character classification functions
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <ctype.h>
.TH ISATTY 3 2021-03-22 "Linux" "Linux Programmer's Manual"
.SH NAME
isatty \- test whether a file descriptor refers to a terminal
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <unistd.h>
.TH ISFDTYPE 3 2021-03-22 "Linux" "Linux Programmer's Manual"
.SH NAME
isfdtype \- test file type of a file descriptor
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <sys/stat.h>
.TH ISWALNUM 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
iswalnum \- test for alphanumeric wide character
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <wctype.h>
.TH ISWALPHA 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
iswalpha \- test for alphabetic wide character
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <wctype.h>
.TH ISWBLANK 3 2021-03-22 "GNU" "Linux Programmer's Manual"
.SH NAME
iswblank \- test for whitespace wide character
+.SH LIBRARY
+Standard C library
+.RI ( libc ", " -lc )
.SH SYNOPSIS
.nf
.B #include <wctype.h>