diff --git a/libc/test/src/fenv/enabled_exceptions_test.cpp b/libc/test/src/fenv/enabled_exceptions_test.cpp
--- a/libc/test/src/fenv/enabled_exceptions_test.cpp
+++ b/libc/test/src/fenv/enabled_exceptions_test.cpp
@@ -45,6 +45,6 @@
           // exception.
           __llvm_libc::feraiseexcept(e);
         },
-        SIGFPE);
+        WITH_SIGNAL(SIGFPE));
   }
 }
diff --git a/libc/utils/UnitTest/FuchsiaTest.h b/libc/utils/UnitTest/FuchsiaTest.h
--- a/libc/utils/UnitTest/FuchsiaTest.h
+++ b/libc/utils/UnitTest/FuchsiaTest.h
@@ -11,4 +11,6 @@
 
 #include <zxtest/zxtest.h>
 
+#define WITH_SIGNAL(X) #X
+
 #endif // LLVM_LIBC_UTILS_UNITTEST_FUCHSIATEST_H
diff --git a/libc/utils/UnitTest/LibcTest.h b/libc/utils/UnitTest/LibcTest.h
--- a/libc/utils/UnitTest/LibcTest.h
+++ b/libc/utils/UnitTest/LibcTest.h
@@ -273,4 +273,6 @@
       return;                                                                  \
   } while (0)
 
+#define WITH_SIGNAL(X) X
+
 #endif // LLVM_LIBC_UTILS_UNITTEST_LIBCTEST_H