problem with make pru code

hello,I’m a beginner in PRU coding.I use the BeagleBone AI with last Debian Image 2019-08-03
When I want to compile blinkInternalLED.pru1_1.c in “/var/lib/cloud9/BeagleBone/AI/pru” directory, I get this Message

`
Enter code here…
root@beaglebone:/var/lib/cloud9/BeagleBone/AI/pru# source setup.sh
TARGET=blinkInternalLED.pru1_1
root@beaglebone:/var/lib/cloud9/BeagleBone/AI/pru# make
/var/lib/cloud9/common/Makefile:28:

MODEL=BeagleBoard.org_BeagleBone_AI,TARGET=blinkInternalLED.pru1_1,COMMON=/var/lib/cloud9/common
/var/lib/cloud9/common/Makefile:147:

GEN_DIR=/tmp/cloud9-examples,CHIP=am57xx,PROC=pru,PRUN=1_1,PRU_DIR=/sys/class/remoteproc/remoteproc1,EXE=.out

  • Stopping PRU 1_1
    CC blinkInternalLED.pru1_1.c
    “/var/lib/cloud9/common/prugpio.h”, line 4: warning #1181-D: #warning directive: “Found AI”
    “blinkInternalLED.pru1_1.c”, line 36: warning #112-D: statement is unreachable
    LD /tmp/cloud9-examples/blinkInternalLED.pru1_1.o
    error: cannot find file “/usr/share/ti/starterware/pru/libdrivers.a”
    error: errors encountered during linking;
    “/tmp/cloud9-examples/blinkInternalLED.pru1_1.out” not built
    /var/lib/cloud9/common/Makefile:196: recipe for target ‘/tmp/cloud9-examples/blinkInternalLED.pru1_1.out’ failed
    make: *** [/tmp/cloud9-examples/blinkInternalLED.pru1_1.out] Error 1
    rm /tmp/cloud9-examples/blinkInternalLED.pru1_1.o
    root@beaglebone:/var/lib/cloud9/BeagleBone/AI/pru#
    `

Can you please retest with:

https://rcn-ee.com/rootfs/bb.org/testing/2020-03-16/stretch-iot-tidl/am57xx-debian-9.12-iot-tidl-armhf-2020-03-16-4gb.img.xz

Linked from: https://elinux.org/Beagleboard:Latest-images-testing#Debian_9_.28Stretch.29_IoT_TIDL

If it "still" fails please submit and bug/issue request to, so we can
have it working by: April 6th, 2020 release timeline.

https://github.com/beagleboard/cloud9-examples/issues

Regards,