diff --git a/cmake/PreseedEmscriptenCache.cmake b/cmake/PreseedEmscriptenCache.cmake
index 78504a5d5f..1d75a4aca4 100644
--- a/cmake/PreseedEmscriptenCache.cmake
+++ b/cmake/PreseedEmscriptenCache.cmake
@@ -181,5 +181,13 @@ if(EMSCRIPTEN)
     set(HAVE_PPOLL                                       ""    CACHE INTERNAL "Have symbol ppoll")
     set(HAVE_POSIX_SPAWN_FILE_ACTIONS_ADDCHDIR           ""    CACHE INTERNAL "Have symbol posix_spawn_file_actions_addchdir")
     set(HAVE_POSIX_SPAWN_FILE_ACTIONS_ADDCHDIR_NP        "1"   CACHE INTERNAL "Have symbol posix_spawn_file_actions_addchdir_np")
+    set(LIBC_HAS_VFORK                                   "1"   CACHE INTERNAL "Have symbol vfork")
+    set(HAVE_GETRESUID                                   "1"   CACHE INTERNAL "Have symbol getresuid")
+    set(HAVE_GETRESGID                                   "1"   CACHE INTERNAL "Have symbol getresgid")
+    set(HAVE_LIBUDEV_H                                   ""    CACHE INTERNAL "Have include libudev.h")
+    set(HAVE_WFORMAT                                     "1"   CACHE INTERNAL "Test COMPILER_SUPPORTS_WFORMAT")
+    set(HAVE_WFORMAT_OVERFLOW                            "1"   CACHE INTERNAL "Test COMPILER_SUPPORTS_WFORMAT_OVERFLOW")
+    set(HAVE_WFORMAT_EXTRA_ARGS                          "1"   CACHE INTERNAL "Test COMPILER_SUPPORTS_WFORMAT_EXTRA_ARGS")
+    set(COMPILER_SUPPORTS_FCOLOR_DIAGNOSTICS             "1"   CACHE INTERNAL "Test COMPILER_SUPPORTS_FCOLOR_DIAGNOSTICS")
   endfunction()
 endif()