SIGIOT may not be defined in cygwin

diff --git a/ext/pcntl/pcntl.c b/ext/pcntl/pcntl.c
index d09e7aac1ac838f26295fb84c8e1b591f36b8524..6bbafd09d5924981d39b3fcb7e6096da2d2bf7b0 100755 (executable)
--- a/ext/pcntl/pcntl.c
+++ b/ext/pcntl/pcntl.c
@@ -91,7 +91,9 @@ void php_register_signal_constants(INIT_FUNC_ARGS)
        REGISTER_LONG_CONSTANT("SIGILL",   (long) SIGILL,  CONST_CS | CONST_PERSISTENT);
        REGISTER_LONG_CONSTANT("SIGTRAP",  (long) SIGTRAP, CONST_CS | CONST_PERSISTENT);
        REGISTER_LONG_CONSTANT("SIGABRT",  (long) SIGABRT, CONST_CS | CONST_PERSISTENT);
+#ifdef SIGIOT
        REGISTER_LONG_CONSTANT("SIGIOT",   (long) SIGIOT,  CONST_CS | CONST_PERSISTENT);
+#endif
        REGISTER_LONG_CONSTANT("SIGBUS",   (long) SIGBUS,  CONST_CS | CONST_PERSISTENT);
        REGISTER_LONG_CONSTANT("SIGFPE",   (long) SIGFPE,  CONST_CS | CONST_PERSISTENT);
        REGISTER_LONG_CONSTANT("SIGKILL",  (long) SIGKILL, CONST_CS | CONST_PERSISTENT);