folly::detail::futex should be inline

Summary: It breaks build.

Test Plan: will check *_try builds

Reviewed By: andrei.alexandrescu@fb.com

FB internal diff: D489935

diff --git a/folly/experimental/EventCount.h b/folly/experimental/EventCount.h
index e03571d15506c1963cb3001d0967a94d73169130..df1486486f8f1a6676a8701c3eb19dd2d9bede09 100644 (file)
--- a/folly/experimental/EventCount.h
+++ b/folly/experimental/EventCount.h
@@ -29,8 +29,8 @@ namespace folly {
 
 namespace detail {
 
-int futex(int* uaddr, int op, int val, const struct timespec* timeout,
-          int* uaddr2, int val3) noexcept {
+inline int futex(int* uaddr, int op, int val, const timespec* timeout,
+                 int* uaddr2, int val3) noexcept {
   return syscall(SYS_futex, uaddr, op, val, timeout, uaddr2, val3);
 }