diff --git a/compat/mingw.c b/compat/mingw.c
index b81057a3997ccb..b7a61d3455c86d 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -1655,6 +1655,9 @@ static pid_t mingw_spawnve_fd(const char *cmd, const char **argv, char **deltaen
 	memset(&si, 0, sizeof(si));
 	si.StartupInfo.cb = sizeof(si);
 	si.StartupInfo.hStdInput = winansi_get_osfhandle(fhin);
+	if (debug_1481)
+		warning("fhin: %d, hstdInput: %p",
+			fhin, si.StartupInfo.hStdInput);
 	si.StartupInfo.hStdOutput = winansi_get_osfhandle(fhout);
 	si.StartupInfo.hStdError = winansi_get_osfhandle(fherr);
 
diff --git a/compat/winansi.c b/compat/winansi.c
index efc0abcdac43e1..691aac2a444621 100644
--- a/compat/winansi.c
+++ b/compat/winansi.c
@@ -9,6 +9,8 @@
 #include "win32.h"
 #include "win32/lazyload.h"
 
+extern int debug_1481;
+
 static int fd_is_interactive[3] = { 0, 0, 0 };
 #define FD_CONSOLE 0x1
 #define FD_SWAPPED 0x2
@@ -660,6 +662,11 @@ void winansi_init(void)
  */
 HANDLE winansi_get_osfhandle(int fd)
 {
+	if (debug_1481)
+		warning("get_osf_handle for %d (fd_is_interactive %x %x): "
+			"%p (%p %p)",
+			fd, fd_is_interactive[1], fd_is_interactive[2],
+			(void *)_get_osfhandle(fd), hconsole1, hconsole2);
 	if (fd == 1 && (fd_is_interactive[1] & FD_SWAPPED))
 		return hconsole1;
 	if (fd == 2 && (fd_is_interactive[2] & FD_SWAPPED))