Quote CC setting when calling into libzstd’s makefile

diff --git a/Makefile.in b/Makefile.in
index 5ce773e4284b682982acac24a08d627fbd96b9ba..7120b3008cd21f82fd69cc7d438e420ecf34eb6e 100644 (file)
--- a/Makefile.in
+++ b/Makefile.in
@@ -125,7 +125,7 @@ libzstd_options = \
     ZSTD_LIB_DICTBUILDER=0
 
 src/zstd/lib/libzstd.a:
-       $(MAKE) -C src/zstd/lib libzstd.a $(libzstd_options) CC=$(CC)
+       $(MAKE) -C src/zstd/lib libzstd.a $(libzstd_options) CC="$(CC)"
 
 .PHONY: performance
 performance: ccache$(EXEEXT)