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This section describes the following functions, macros and external variables:

• l64a - convert 32-bit integer number to string
• labs - return long integer absolute value
• lchown - change owner/group of file
• lcong48 - pseudo-random number (signed long int) generator
• ldexp, ldexpf, ldexpl - load exponent of floating-point number
• ldiv - long division of integers
• lfind - find entry in linear search table
• lgamma, lgammaf, lgammal, gamma, signgam - compute logarithm of gamma function
• __LINE__ - macro for current source program line number
• link, linkat - create link to file
• llabs - return absolute value of an integer (long long int)
• lldiv - division of integers (long long int)
• llrint, llrintf, llrintl - round to nearest integer value (long long int)
• llround, llroundf, llroundl - round up to next integer value (long long int)
• loc1, loc2 - pointers to characters matched by regular expressions
• localeconv - change components of locale
• localtime, localtime64 - convert date and time to local time
• localtime_r - convert date and time to string (thread-safe)
• lockf, lockf64 - lock file section
• locs - stop regular expression matching in string
• log, logf, logl - natural logarithm function
• log10, log10f, log10l - base 10 logarithm function
• log1p, log1pf, log1pl - compute natural logarithm
• log2, log2f, log2l - base 2 logarithm function
• logb, logbf, logbl - get exponent part of floating-point number
• _longjmp, _setjmp - non-local jump (without signal mask)
• longjmp - execute non-local jump
• lrand48 - generate pseudo-random numbers between 0 and 2^31
• lrint, lrintf, lrintl - round to nearest integer value (long int)
• lround, lroundf, lroundl - round up to next integer value (long int)
• lsearch, lfind - linear search and update
• lseek, lseek64 - move read/write file offset
• lstat, lstat64, lstatx, lstat64x - query file status