a

libc/runestrrchr.c

@@ -0,0 +1,15 @@
+#include <u.h>
+#include <libc.h>
+
+Rune*
+runestrrchr(Rune *s, Rune c)
+{
+	Rune *r;
+
+	if(c == 0)
+		return runestrchr(s, 0);
+	r = 0;
+	while(s = runestrchr(s, c))
+		r = s++;
+	return r;
+}