Bluenrg-2 sample project getting error on compilation in Keil

[vshar.11]

Dear Team,

I have Bluenrg-2 devlopment kit and STSW-BLUETILE-DK 1.3.0 SDK. I am using Keil-ARM, compiler V6.19. now I have runed sample project BLE_SensorDemo and others sample projects also getting error:

../../../../../Library/SDK_Eval_BlueNRG1/src/SDK_EVAL_Com.c(441): error: 'sys/stat.h' file not found