diff --git a/tests/SignalUtils.h b/tests/SignalUtils.h
index a2faf0a..f04ea59 100644
--- a/tests/SignalUtils.h
+++ b/tests/SignalUtils.h
@@ -19,7 +19,7 @@
 #include <signal.h>
 #include <string.h>
 
-#if defined(__GLIBC__)
+#if !defined(__BIONIC__)
 #define posix_spawnattr_getsigdefault64 posix_spawnattr_getsigdefault
 #define posix_spawnattr_getsigmask64 posix_spawnattr_getsigmask
 #define posix_spawnattr_setsigdefault64 posix_spawnattr_setsigdefault