# Don't warn about [Obsolete] members, as there are now *lots* of [Obsolete]
# members, generating volumes of output.
LIB_REFS = System
-LIB_MCS_FLAGS = /unsafe /r:$(corlib) /r:System.dll /nowarn:0618,612
-TEST_MCS_FLAGS = /r:Mono.Posix.dll /r:System.dll /nowarn:0219,0618
+LIB_MCS_FLAGS = /unsafe /r:$(corlib) /nowarn:0618,612
+TEST_MCS_FLAGS = /unsafe /r:Mono.Posix.dll /r:System.dll /nowarn:0219,0618
LIBRARY_COMPILE = $(BOOT_COMPILE)