.PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP)* build/*.o
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system
 
 
 .PHONY: clean
 clean:
        rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
-       rmdir --ignore-fail-on-non-empty build
+       test -d build && rmdir -p build || true
 
 else # Build using legacy build system