diff -rupN zstd-1.3.4.orig/contrib/pzstd/Makefile zstd-1.3.4/contrib/pzstd/Makefile
--- zstd-1.3.4.orig/contrib/pzstd/Makefile	2018-03-27 00:19:34.000000000 +0200
+++ zstd-1.3.4/contrib/pzstd/Makefile	2018-06-14 13:46:16.485820353 +0200
@@ -32,7 +32,7 @@ LDFLAGS  ?=
 
 # Include flags
 PZSTD_INC  = -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(PROGDIR) -I.
-GTEST_INC  = -isystem googletest/googletest/include
+GTEST_INC  =
 
 PZSTD_CPPFLAGS  = $(PZSTD_INC)
 PZSTD_CCXXFLAGS =
@@ -46,7 +46,7 @@ ALL_LDFLAGS     = $(EXTRA_FLAGS) $(LDFLA
 
 
 # gtest libraries need to go before "-lpthread" because they depend on it.
-GTEST_LIB  = -L googletest/build/googlemock/gtest
+GTEST_LIB  =
 LIBS       =
 
 # Compilation commands
@@ -212,10 +212,7 @@ GTEST_CMAKEFLAGS =
 .PHONY: googletest
 googletest: PZSTD_CCXXFLAGS += -fPIC
 googletest:
-	@$(RM) -rf googletest
-	@git clone https://github.com/google/googletest
-	@mkdir -p googletest/build
-	@cd googletest/build && cmake $(GTEST_CMAKEFLAGS) -DCMAKE_CXX_FLAGS="$(ALL_CXXFLAGS)" .. && $(MAKE)
+	true
 
 .PHONY: googletest32
 googletest32: PZSTD_CCXXFLAGS  += -m32