diff --git a/base/process_util_posix.cc b/base/process_util_posix.cc
index 3270079..a741892 100644
--- a/base/process_util_posix.cc
+++ b/base/process_util_posix.cc
@@ -39,8 +39,8 @@
 extern char** environ;
 #endif
 
-#ifdef ANDROID
-// No ucontext.h on Android
+#if defined(__ANDROID__) && !defined(__BIONIC_HAVE_UCONTEXT_T)
+// No ucontext.h on old Android C library headers
 typedef void ucontext_t;
 #endif