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-rw-r--r--src/pl/plperl/plperl.h7
1 files changed, 0 insertions, 7 deletions
diff --git a/src/pl/plperl/plperl.h b/src/pl/plperl/plperl.h
index 843331e9dd3..c72c6ea59fc 100644
--- a/src/pl/plperl/plperl.h
+++ b/src/pl/plperl/plperl.h
@@ -17,13 +17,6 @@
/* stop perl headers from hijacking stdio and other stuff on Windows */
#ifdef WIN32
#define WIN32IO_IS_STDIO
-/*
- * isnan is defined in both the perl and mingw headers. We don't use it,
- * so this just clears up the compile warning.
- */
-#ifdef isnan
-#undef isnan
-#endif
#endif /* WIN32 */
/*