move iconv_close to its own translation unit

this is in preparation to support stateful conversion descriptors,
which are necessarily allocated and thus must be freed in iconv_close.
putting it in a separate TU will avoid pulling in free if iconv_close
is not referenced.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/locale/iconv_close.c b/src/locale/iconv_close.c
new file mode 100644
index 00000000..fac681cc
--- /dev/null
+++ b/src/locale/iconv_close.c
@@ -0,0 +1,6 @@
+#include <iconv.h>
+
+int iconv_close(iconv_t cd)
+{
+	return 0;
+}