Makefile : remove find command

Makefile

@@ -2,17 +2,19 @@ DIRS := nfq tpws ip2net mdig
 TGT := binaries/my
 
 all:	clean
-	mkdir -p "$(@D)/$(TGT)"; \
+	mkdir -p "$(TGT)"; \
 	for dir in $(DIRS); do \
-		chmod -x "$(@D)/$$dir/"*; \
-		$(MAKE) -C "$(@D)/$$dir" || exit; \
-	done ; \
-	for exe in $$(find ${DIRS} -type f -executable); do \
-		mv -f "$(@D)/$$exe" "$(@D)/${TGT}" ; \
-		ln -fs "../${TGT}/$$(basename "$$exe")" "$$exe" ; \
+		chmod -x "$$dir/"*; \
+		$(MAKE) -C "$$dir" || exit; \
+		for exe in "$$dir/"*; do \
+			if [ -f"$$exe" ] && [ -x "$$exe" ]; then \
+				mv -f "$$exe" "${TGT}" ; \
+				ln -fs "../${TGT}/$$(basename "$$exe")" "$$exe" ; \
+			fi \
+		done \
 	done
 
 clean:
 	for dir in $(DIRS); do \
-		$(MAKE) -C "$(@D)/$$dir" clean; \
+		$(MAKE) -C "$$dir" clean; \
 	done