X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/3634fc257bd0667daef14d72005cd87c735bbb24..e94526c53d4b81b4040ba60a0341684697af17e4:/src/OS/os.h-USG

diff --git a/src/OS/os.h-USG b/src/OS/os.h-USG
index 1c780ee64..e76922067 100644
--- a/src/OS/os.h-USG
+++ b/src/OS/os.h-USG
@@ -13,4 +13,7 @@
 #define _SVID3
 #define NEED_H_ERRNO
 
+/* default is non-const */
+#define ICONV_ARG2_TYPE const char **
+
 /* End */