Table 9 <stdlib.h> Declarations

                      Types
--------------------------------------------------------
div_t         (structure returned by div)
ldiv_t        (structure returned by ldiv)

                    Constants
--------------------------------------------------------
NULL
EXIT_FAILURE  (Portable error code for exit)
EXIT_SUCCESS  (Portable success code for exit)
RAND_MAX      (Max value returned by rand)
MB_CUR_MAX    (Max # of bytes in a multi-byte character)

         String Conversion Functions
--------------------------------------------------------
atof          strtod
atoi          strtol
atol          strtoul

           Random number Functions
--------------------------------------------------------
rand          (Returns the next pseudo-random number)
srand         ("Seeds" the sequence of pseudo-random
              numbers)

             Memory Management
--------------------------------------------------------
calloc        realloc
malloc        free

         Interface to the Environment
--------------------------------------------------------
abort         getenv
atexit        system
exit

             Searching and Sorting
--------------------------------------------------------
bsearch
qsort

              Integer Arithmetic
--------------------------------------------------------
abs           labs
div           ldiv

         Multibyte Character Functions
--------------------------------------------------------
mblen         mbctowcs
mbtowc        wcstombs
wctomb