configure: test for vsnprintf to ease enabling unac debugging traces

2019-05-16 15:29:06 +02:00
parent 7f63ab4559
commit 119b3cf37f
2 changed files with 4 additions and 1 deletions
@@ -105,6 +105,9 @@
 /* Define to 1 if you have the <unistd.h> header file. */
 #undef HAVE_UNISTD_H

+/* Define to 1 if you have the `vsnprintf' function. */
+#undef HAVE_VSNPRINTF
+
 /* Define as const if the declaration of iconv() needs const. */
 #undef ICONV_CONST