X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fruntime%2Fbacktrace.c;h=90ae58d9838be4af7aba9475dd459e6e6ca91f1a;hb=6127c0b282bb6d7fa6d225ee91d0a601d9b82360;hp=0ab14c0b850a6ec8e048466864fd9e089d933905;hpb=f439e01e5455f40c24089801dd2147def79f402b;p=sbcl.git

diff --git a/src/runtime/backtrace.c b/src/runtime/backtrace.c
index 0ab14c0..90ae58d 100644
--- a/src/runtime/backtrace.c
+++ b/src/runtime/backtrace.c
@@ -539,7 +539,9 @@ describe_thread_state(void)
     printf(" SIGALRM = %d\n", sigismember(&mask, SIGALRM));
     printf(" SIGINT = %d\n", sigismember(&mask, SIGINT));
     printf(" SIGPROF = %d\n", sigismember(&mask, SIGPROF));
+#ifdef SIG_INTERRUPT_THREAD
     printf(" SIG_INTERRUPT_THREAD = %d\n", sigismember(&mask, SIG_INTERRUPT_THREAD));
+#endif
 #ifdef SIG_STOP_FOR_GC
     printf(" SIG_STOP_FOR_GC = %d\n", sigismember(&mask, SIG_STOP_FOR_GC));
 #endif