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-rw-r--r--sapi/phpdbg/phpdbg.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sapi/phpdbg/phpdbg.c b/sapi/phpdbg/phpdbg.c
index ea0653fd25..f978c21ea3 100644
--- a/sapi/phpdbg/phpdbg.c
+++ b/sapi/phpdbg/phpdbg.c
@@ -1683,6 +1683,9 @@ phpdbg_main:
}
#ifndef _WIN32
+# ifndef SIGIO
+# define SIGIO SIGPOLL
+# endif
zend_sigaction(SIGIO, &sigio_struct, NULL);
#endif