diff --git a/src/c/unixint.d b/src/c/unixint.d
index aaf56c72b..1ceb826b4 100644
--- a/src/c/unixint.d
+++ b/src/c/unixint.d
@@ -1365,13 +1365,13 @@ install_fpe_signal_handlers()
                 /* Don't trap underflows */
                 si_trap_fpe(@'floating-point-underflow', ECL_NIL);
 
-# if 0 /* defined(ECL_IEEE_FP) */
-                /* By default deactivate errors and accept denormals
-                 * in floating point computations. */
-                si_trap_fpe(@'floating-point-invalid-operation', ECL_NIL);
-                si_trap_fpe(@'division-by-zero', ECL_NIL);
-                si_trap_fpe(@'floating-point-overflow', ECL_NIL);
-# endif
+/* # if defined(ECL_IEEE_FP) */
+/*                 /\* By default deactivate errors and accept denormals */
+/*                  * in floating point computations. *\/ */
+/*                 si_trap_fpe(@'floating-point-invalid-operation', ECL_NIL); */
+/*                 si_trap_fpe(@'division-by-zero', ECL_NIL); */
+/*                 si_trap_fpe(@'floating-point-overflow', ECL_NIL); */
+/* # endif */
         }
 #endif
 }