Unable to open include file SDL_audio.h

When i tried to compile a c program included SDL>H file in borland c

its diaplaying the error

Unable to open include file SDL_audio and the same eroor for these include lines too.

#include <SDL_main.h>
#include <SDL_stdinc.h>
#include <SDL_audio.h>
#include <SDL_cdrom.h>
#include <SDL_cpuinfo.h>
#include <SDL_endian.h>
#include <SDL_error.h>
#include <SDL_events.h>
#include <SDL_loadso.h>
#include <SDL_mutex.h>
#include <SDL_rwops.h>
#include <SDL_thread.h>
#include <SDL_timer.h>
#include <SDL_video.h>
#include <SDL_version.h>


i have all these files inside this directory

C:\BORLANDC\INCLUDE

But i cant compile.

Please could any one help me.

check this:
project > project options > parameters > linker
Do you have something there?

The linke error is in the include file SDL.h


But i have all these link files in the folder

c:\borlandc\include


Please help me.