\* C file handling program to Print Environment Variables *\
# include < stdio.h >
int main( int argc, char *argv[], char * envp[] )
{
int i ;
printf("\nAll System Enviroment Variables : \n") ;
for (i = 0 ; envp[i] != NULL ; i++ )
{
printf("\n%s", envp[i]) ;
}
return 0 ;
}