Add epoll_pwait2().
I've also added doc comments for everything in <sys/epoll.h>.
I've also broken up the old "smoke" test (which was taking 2s on my
riscv64 qemu) to keep the total runtime for all the tests down to 200ms.
Test: treehugger
Change-Id: Icd939af51886fdf21432653a07373c1a0f26e422
diff --git a/libc/libc.map.txt b/libc/libc.map.txt
index e90618d..75b3d86 100644
--- a/libc/libc.map.txt
+++ b/libc/libc.map.txt
@@ -1586,6 +1586,8 @@
LIBC_V { # introduced=VanillaIceCream
global:
+ epoll_pwait2;
+ epoll_pwait2_64;
localtime_rz;
mbsrtowcs_l;
mktime_z;