Use xs_replace_i() in some places.

html.c

@@ -63,10 +63,7 @@ d_char *not_really_markdown(char *content, d_char **f_content)
         s = xs_str_cat(s, "</pre>");
 
     /* some beauty fixes */
-    if (xs_str_in(s, "</blockquote><br>") != -1) {
-        xs *os = s;
-        s = xs_replace(os, "</blockquote><br>", "</blockquote>");
-    }
+    s = xs_replace_i(s, "</blockquote><br>", "</blockquote>");
 
     *f_content = s;
 

httpd.c

@@ -47,7 +47,6 @@ int server_get_handler(d_char *req, char *q_path,
                 xs *list = user_list();
                 char *p, *uid;
                 xs *ul = xs_str_new("<ul class=\"snac-user-list\">\n");
-                xs *os = s;
 
                 p = list;
                 while (xs_list_iter(&p, &uid)) {
@@ -67,7 +66,7 @@ int server_get_handler(d_char *req, char *q_path,
 
                 ul = xs_str_cat(ul, "</ul>\n");
 
-                s = xs_replace(os, "%userlist%", ul);
+                s = xs_replace_i(s, "%userlist%", ul);
             }
 
             *body = s;

snac.c

@@ -77,8 +77,7 @@ void srv_debug(int level, d_char *str)
 
     if (xs_str_in(msg, srv_basedir) != -1) {
         /* replace basedir with ~ */
-        xs *o_str = msg;
-        msg = xs_replace(o_str, srv_basedir, "~");
+        msg = xs_replace_i(msg, srv_basedir, "~");
     }
 
     if (dbglevel >= level) {
@@ -96,8 +95,7 @@ void snac_debug(snac *snac, int level, d_char *str)
 
     if (xs_str_in(msg, snac->basedir) != -1) {
         /* replace long basedir references with ~ */
-        xs *o_str = msg;
-        msg = xs_replace(o_str, snac->basedir, "~");
+        msg = xs_replace_i(msg, snac->basedir, "~");
     }
 
     srv_debug(level, msg);