X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/3634fc257bd0667daef14d72005cd87c735bbb24..7a28511635d0d5f385a7c389bc5ec95dfed95581:/src/OS/os.h-UNIX_SV

diff --git a/src/OS/os.h-UNIX_SV b/src/OS/os.h-UNIX_SV
index 9ad824ab7..4943a07de 100644
--- a/src/OS/os.h-UNIX_SV
+++ b/src/OS/os.h-UNIX_SV
@@ -19,4 +19,7 @@
 #define _SVID3
 #define NEED_H_ERRNO
 
+/* default is non-const */
+#define ICONV_ARG2_TYPE const char **
+
 /* End */