Fix macro expansion for clang due to musl based distros. (#205)

diff --git a/build/ninja/clang.py b/build/ninja/clang.py
index 1a0ebb1..2394b2f 100644
--- a/build/ninja/clang.py
+++ b/build/ninja/clang.py
@@ -52,7 +52,7 @@
                    '-fno-trapping-math', '-ffast-math']
     self.cwarnflags = ['-W', '-Werror', '-pedantic', '-Wall', '-Weverything',
                        '-Wno-c++98-compat', '-Wno-padded', '-Wno-documentation-unknown-command',
-                       '-Wno-implicit-fallthrough', '-Wno-static-in-inline', '-Wno-reserved-id-macro']
+                       '-Wno-implicit-fallthrough', '-Wno-static-in-inline', '-Wno-reserved-id-macro', '-Wno-disabled-macro-expansion']
     self.cmoreflags = []
     self.mflags = []
     self.arflags = []