[tools] missing-macros: add missing serial numbers, split acc.m4 into mfx_acc.m4, mfx_cppflags.m4 and mfx_limits.m4

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24763 3c298f89-4303-0410-b956-a3cf2f4a3e73

tools/missing-macros/src/README

@@ -32,7 +32,9 @@ GNU libc version test macros.
 From UCL and LZO:
 Compiler ACC conformance testing macros.
 
-  acc.m4
+  mfx_acc.m4
+  mfx_cppflags.m4
+  mfx_limits.m4
 
 
 From OSSP-JS: