diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h
--- a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h
@@ -14,7 +14,7 @@
 #ifndef SANITIZER_PLATFORM_LIMITS_POSIX_H
 #define SANITIZER_PLATFORM_LIMITS_POSIX_H
 
-#if SANITIZER_LINUX || SANITIZER_APPLE
+#if SANITIZER_LINUX || SANITIZER_APPLE || SANITIZER_FUCHSIA
 
 #include "sanitizer_internal_defs.h"
 #include "sanitizer_platform.h"
@@ -210,7 +210,7 @@
 };
 #endif
 
-#if SANITIZER_LINUX && !SANITIZER_ANDROID
+#if (SANITIZER_LINUX && !SANITIZER_ANDROID) || SANITIZER_FUCHSIA
 struct __sanitizer_struct_mallinfo {
   int v[10];
 };
@@ -661,7 +661,7 @@
 #else
 #if defined(__s390x__)
   int sa_resv;
-#else
+#elif !SANITIZER_FUCHSIA
   __sanitizer_sigset_t sa_mask;
 #endif
 #ifndef __mips__