diff -Naur a/config/system-headers.mozbuild b/config/system-headers.mozbuild
--- a/config/system-headers.mozbuild	2023-07-04 13:57:53.418421221 +0300
+++ b/config/system-headers.mozbuild	2023-07-04 13:58:41.177179152 +0300
@@ -227,7 +227,6 @@
     "execinfo.h",
     "extras.h",
     "fcntl.h",
-    "features.h",
     "fenv.h",
     "ffi.h",
     "fibdef.h",