[gnome-applets/wip/muktupavels/werror] mini-commander: fix -Wsign-compare warnings

[Alberts Muktupāvels <muktupavels src gnome org>]

commit f73d6f02b2a38922d31eeef6779b725744d4cdec
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sat Apr 4 22:34:40 2020 +0300

    mini-commander: fix -Wsign-compare warnings

 gnome-applets/mini-commander/macro.c                 | 4 ++--
 gnome-applets/mini-commander/mini-commander-applet.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gnome-applets/mini-commander/macro.c b/gnome-applets/mini-commander/macro.c
index dbe98c431..e6071a409 100644
--- a/gnome-applets/mini-commander/macro.c
+++ b/gnome-applets/mini-commander/macro.c
@@ -34,11 +34,11 @@ mc_macro_with_prefix (MCData *mc,
 {
     MCMacro *retval = NULL;
     GSList  *l;
-    int      prefix_len_found = 0;
+    size_t prefix_len_found = 0;
 
     for (l = mc->preferences.macros; l; l = l->next) {
        MCMacro *macro = l->data;
-       int      pattern_len;
+       size_t pattern_len;
 
        pattern_len = strlen (macro->pattern);
 
diff --git a/gnome-applets/mini-commander/mini-commander-applet.c 
b/gnome-applets/mini-commander/mini-commander-applet.c
index 2ce8e0f8a..985da09ba 100644
--- a/gnome-applets/mini-commander/mini-commander-applet.c
+++ b/gnome-applets/mini-commander/mini-commander-applet.c
@@ -83,7 +83,7 @@ static CommandLineStockIcon items[] = {
 static void
 register_command_line_stock_icons (GtkIconFactory *factory)
 {
-    gint i;
+    guint i;
 
     for (i = 0; i < G_N_ELEMENTS (items); ++i) {
        GtkIconSet *icon_set;