Add `-Wl,--unresolved-symbols=import-dynamic` to wasi-libc

.gitmodules

@@ -3,7 +3,7 @@
 	url = https://github.com/llvm/llvm-project
 [submodule "src/wasi-libc"]
 	path = src/wasi-libc
-	url = https://github.com/WebAssembly/wasi-libc
+	url = https://github.com/alexcrichton/wasi-libc
 [submodule "src/config"]
 	path = src/config
 	url = https://git.savannah.gnu.org/git/config.git

cmake/wasi-sdk-sysroot.cmake

@@ -142,7 +142,7 @@ function(define_wasi_libc_sub target target_suffix lto)
   list(JOIN extra_cflags_list " " extra_cflags)
 
   ExternalProject_Add(wasi-libc-${target}${target_suffix}-build
-    # Currently wasi-libc doesn't support out-of-tree builds so feigh a
+    # Currently wasi-libc doesn't support out-of-tree builds so feign a
     # "download command" which copies the source tree to a different location
     # so out-of-tree builds are supported.
     DOWNLOAD_COMMAND

src/wasi-libc

@@ -1 +1 @@
-Subproject commit b9ef79d7dbd47c6c5bafdae760823467c2f60b70
+Subproject commit 72efd34839d6020d29b706d5715eb690d2acb300