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-rw-r--r--doc/HISTORY3
-rw-r--r--lib/pmfileio.c2
2 files changed, 4 insertions, 1 deletions
diff --git a/doc/HISTORY b/doc/HISTORY
index 7297c09e..520c7f18 100644
--- a/doc/HISTORY
+++ b/doc/HISTORY
@@ -12,6 +12,9 @@ not yet  BJH  Release 10.58.00
               pgmtexture: fix array bounds violations in various calculations.
               Always broken.
 
+              Windows/Mingw: fix bug: temporary file creation fails
+              consistently.  Broken in 10.34.
+
               Windows: compute program name correctly.
 
               xpmtoppm: Make it work on XPM with zero characters per pixel.
diff --git a/lib/pmfileio.c b/lib/pmfileio.c
index 075f53f6..c9a34533 100644
--- a/lib/pmfileio.c
+++ b/lib/pmfileio.c
@@ -148,7 +148,7 @@ mkstempx(char * const filenameBuffer) {
 
             rc = open(filenameBuffer, O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
 
-            if (rc == 0) {
+            if (rc >= 0) {
                 fd = rc;
                 gotFile = TRUE;
             } else {