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-rw-r--r--libio/libio.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/libio/libio.h b/libio/libio.h
index 03b2afdf28..9e8c108af6 100644
--- a/libio/libio.h
+++ b/libio/libio.h
@@ -72,6 +72,9 @@
 # define const
 #endif
 #define _IO_UNIFIED_JUMPTABLES 1
+#ifndef _G_HAVE_PRINTF_FP
+# define _IO_USE_DTOA 1
+#endif
 
 #if 0
 # ifdef _IO_NEED_STDARG_H