title: New .h file in /usr/include linux
body: <p>I developed small c application in linux. For this application i placed .h file in
  linux standard path (/usr/include).  Again i am compiling the same program </p>
  
  <p><strong>Output:
  FATA ERROR : xyz.h(my own header file) not found</strong> </p>
  
  <p>Do i need to update any variable in gcc or way to solve this problem</p>
  
  <p>Thank You</p>