use compnerd/cmake's build of wasi-libc

Pat Hickey · Pat Hickey · commit 320d39d73ad4 · 2020-01-13T15:34:44.000-08:00
WebAssembly/wasi-libc#154 (comment)
diff --git a/src/wasi-libc b/src/wasi-libc
@@ -1 +1 @@
-Subproject commit f645f498dfbbbc00a7a97874d33082d3605c3f21
+Subproject commit d68f3d385c442b9fbc50ffe018cc89b349cc5193
