diff --git a/src/common/exec.c b/src/common/exec.c
index f39b0a294b..8f1147b68a 100644
--- a/src/common/exec.c
+++ b/src/common/exec.c
@@ -25,6 +25,11 @@
 #include <sys/wait.h>
 #include <unistd.h>
 
+/* Inhibit mingw CRT's auto-globbing of command line arguments */
+#if defined(WIN32) && !defined(_MSC_VER)
+extern int _CRT_glob = 0; /* 0 turns off globbing; 1 turns it on */
+#endif
+
 /*
  * Hacky solution to allow expressing both frontend and backend error reports
  * in one macro call.  First argument of log_error is an errcode() call of