diff --git a/absl/crc/internal/cpu_detect.cc b/absl/crc/internal/cpu_detect.cc
index d7eedd1ca4f..e27719cf3cf 100644
--- a/absl/crc/internal/cpu_detect.cc
+++ b/absl/crc/internal/cpu_detect.cc
@@ -269,8 +269,12 @@ CpuType GetCpuType() {
 }
 
 bool SupportsArmCRC32PMULL() {
+#if defined(HWCAP_CRC32) && defined(HWCAP_PMULL)
   uint64_t hwcaps = getauxval(AT_HWCAP);
   return (hwcaps & HWCAP_CRC32) && (hwcaps & HWCAP_PMULL);
+#else
+  return false;
+#endif
 }
 
 #else