man pages section 3: Basic Library Functions
    
L
 
 labs — return absolute value of long integer ( Index Term Link )
 
 language information — nl_langinfo ( Index Term Link )
 
 ldexp — load exponent of a floating point number ( Index Term Link )
 
 ldiv — compute quotient and remainder ( Index Term Link )
 
 lfmt — display error message in standard format and pass to logging and monitoring services ( Index Term Link )
 
 linear search and update routine
  — lfind ( Index Term Link )
  — lsearch ( Index Term Link )
 
 llabs — return absolute value of long long integer ( Index Term Link )
 
 lldiv — compute quotient and remainder ( Index Term Link )
 
 lltostr — string conversion routines ( Index Term Link )
 
 load exponent of a floating point number — ldexp ( Index Term Link )
 
 locale, modify and query a program's locale — setlocale ( Index Term Link )
 
 localeconv — get numeric formatting information ( Index Term Link )
 
 lock, apply or remove advisory lock on open file — flock ( Index Term Link )
 
 lock address space, — mlockall ( Index Term Link )
 
 lock memory pages, — mlock ( Index Term Link )
 
 lockf — allows sections of file to be locked ( Index Term Link )
 
 log message with a stdarg argument list — vsyslog ( Index Term Link )
 
 login name
  — getlogin ( Index Term Link )
  — getlogin_r ( Index Term Link )
 
 longjmp — non-local goto ( Index Term Link ) ( Index Term Link )
 
 _longjmp — non-local goto ( Index Term Link ) ( Index Term Link )