C Program Header Files (http://highprsocialbookmarkings.blogspot.com)

C Program Header Files.. ..
1. <stdio.h>: input and output
function in program.
2. <conio.h>: to clear screen and
pause information function.
3. <ctype.h>: function for testing
characters
4. <string.h>: function for
manipulating string
5. <math.h>: mathmatical function
6. <stdlib.h>: utility function for
number, conversion, storage
allocation
7. <assert.h>: function that can
beused to add diagnostics to a
program
8. <stdarg.h>: function that can be
used to step through a list of
function arguments
9. <setjmp.h>: function that can be
used to avoid the normal call and
return sequence
10. <signal.h>: function for handling
exceptional condition that may arise
in a program
11. <time.h>: function for
manipulating date and time
12. <limits.h>: constant definitions
for the size of C data types
13. <float.h>: definitions relating to
floating-point arithmetic