Update Makefile

src/Makefile

@@ -404,7 +404,6 @@ ifeq ($(PLATFORM),PLATFORM_RPI)
     INCLUDE_PATHS += -I$(RPI_TOOLCHAIN_SYSROOT)/opt/vc/include
     INCLUDE_PATHS += -I$(RPI_TOOLCHAIN_SYSROOT)/opt/vc/include/interface/vmcs_host/linux
     INCLUDE_PATHS += -I$(RPI_TOOLCHAIN_SYSROOT)/opt/vc/include/interface/vcos/pthreads
-    INCLUDE_PATHS += -I$(RPI_TOOLCHAIN_SYSROOT)/opt/vc/include/interface/vcos/pthreads
 endif
 ifeq ($(PLATFORM),PLATFORM_DRM)
     # DRM required libraries