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-rw-r--r--src/mbgl/util/compression.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mbgl/util/compression.cpp b/src/mbgl/util/compression.cpp
index 18cb189d02..832c38b8d5 100644
--- a/src/mbgl/util/compression.cpp
+++ b/src/mbgl/util/compression.cpp
@@ -22,6 +22,11 @@ const static bool zlibVersionCheck __attribute__((unused)) = []() {
namespace mbgl {
namespace util {
+// Needed when using a zlib compiled with -DZ_PREFIX
+// because it will mess with this function name and
+// cause a link error.
+#undef z_compress
+
std::string compress(const std::string &raw) {
z_stream deflate_stream;
memset(&deflate_stream, 0, sizeof(deflate_stream));