Index: build/build_config.h |
diff --git a/build/build_config.h b/build/build_config.h |
index 538995ba544bc43abdb2a48442d8db3b28e7ef03..57eb9a8cc288e777b580050704a77b559248b1ed 100644 |
--- a/build/build_config.h |
+++ b/build/build_config.h |
@@ -30,6 +30,8 @@ |
#define OS_NACL 1 |
#elif defined(__linux__) |
#define OS_LINUX 1 |
+// include a system header to pull in features.h for glibc/uclibc macros. |
+#include <unistd.h> |
#if defined(__GLIBC__) && !defined(__UCLIBC__) |
// we really are using glibc, not uClibc pretending to be glibc |
#define LIBC_GLIBC 1 |