4 files changed, 4 insertions, 4 deletions
diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile
index a13e9c7f1fc5..e21e1b40b525 100644
--- a/tools/lib/api/Makefile
+++ b/tools/lib/api/Makefile
@@ -60,7 +60,7 @@ $(LIBFILE): $(API_IN)
 
 clean:
 	$(call QUIET_CLEAN, libapi) $(RM) $(LIBFILE); \
-	find $(if $(OUTPUT),$(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
+	find $(or $(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
 
 FORCE:
 
diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
index f947b61b2107..36b85aea0393 100644
--- a/tools/lib/bpf/Makefile
+++ b/tools/lib/bpf/Makefile
@@ -60,7 +60,7 @@ ifndef VERBOSE
   VERBOSE = 0
 endif
 
-INCLUDES = -I$(if $(OUTPUT),$(OUTPUT),.)				\
+INCLUDES = -I$(or $(OUTPUT),.) \
 	   -I$(srctree)/tools/include -I$(srctree)/tools/include/uapi
 
 export prefix libdir src obj
diff --git a/tools/lib/perf/Makefile b/tools/lib/perf/Makefile
index 08fe6e3c4089..21df023a2103 100644
--- a/tools/lib/perf/Makefile
+++ b/tools/lib/perf/Makefile
@@ -153,7 +153,7 @@ $(TESTS_STATIC): $(TESTS_IN) $(LIBPERF_A) $(LIBAPI)
 	$(QUIET_LINK)$(CC) -o $@ $^
 
 $(TESTS_SHARED): $(TESTS_IN) $(LIBAPI)
-	$(QUIET_LINK)$(CC) -o $@ -L$(if $(OUTPUT),$(OUTPUT),.) $^ -lperf
+	$(QUIET_LINK)$(CC) -o $@ -L$(or $(OUTPUT),.) $^ -lperf
 
 make-tests: libs $(TESTS_SHARED) $(TESTS_STATIC)
 
diff --git a/tools/lib/subcmd/Makefile b/tools/lib/subcmd/Makefile
index 1c777a72bb39..8f1a09cdfd17 100644
--- a/tools/lib/subcmd/Makefile
+++ b/tools/lib/subcmd/Makefile
@@ -63,7 +63,7 @@ $(LIBFILE): $(SUBCMD_IN)
 
 clean:
 	$(call QUIET_CLEAN, libsubcmd) $(RM) $(LIBFILE); \
-	find $(if $(OUTPUT),$(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
+	find $(or $(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
 
 FORCE: