Add -latomic to fix TFLite 1.13.1 linking on RPi4.
diff --git a/tensorflow/lite/tools/make/Makefile b/tensorflow/lite/tools/make/Makefile
-index 994f660..daf5d64 100644
+index 994f660dba..d9929766ce 100644
--- a/tensorflow/lite/tools/make/Makefile
+++ b/tensorflow/lite/tools/make/Makefile
-@@ -147,7 +147,7 @@ ALL_SRCS := \
+@@ -45,6 +45,7 @@ INCLUDES += -I/usr/local/include
+ LIBS := \
+ -lstdc++ \
+ -lpthread \
++-latomic \
+ -lm \
+ -lz
+
+@@ -147,7 +148,7 @@ ALL_SRCS := \
$(BENCHMARK_SRCS)
# Where compiled objects are stored.
@@ -11,4 +19,3 @@ index 994f660..daf5d64 100644
OBJDIR := $(GENDIR)obj/
BINDIR := $(GENDIR)bin/
LIBDIR := $(GENDIR)lib/
-
