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-rw-r--r--arch/mips/bits/signal.h3
-rw-r--r--include/signal.h2
2 files changed, 3 insertions, 2 deletions
diff --git a/arch/mips/bits/signal.h b/arch/mips/bits/signal.h
index a8de0227..f51c29b9 100644
--- a/arch/mips/bits/signal.h
+++ b/arch/mips/bits/signal.h
@@ -27,6 +27,9 @@ typedef struct __ucontext {
 #define SA_RESETHAND  0x80000000
 #define SA_RESTORER   0x04000000
 
+#undef SIG_BLOCK
+#undef SIG_UNBLOCK
+#undef SIG_SETMASK
 #define SIG_BLOCK     1
 #define SIG_UNBLOCK   2
 #define SIG_SETMASK   3
diff --git a/include/signal.h b/include/signal.h
index 72bffd61..d4856a89 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -28,11 +28,9 @@ extern "C" {
 
 #define SIG_HOLD ((void (*)(int)) 2)
 
-#ifndef SIG_BLOCK
 #define SIG_BLOCK     0
 #define SIG_UNBLOCK   1
 #define SIG_SETMASK   2
-#endif
 
 #define SI_ASYNCNL (-60)
 #define SI_TKILL (-6)