diff --git a/util/ansi-print.cc b/util/ansi-print.cc
index e9060af56..e0ce7b356 100644
--- a/util/ansi-print.cc
+++ b/util/ansi-print.cc
@@ -41,7 +41,7 @@
 #include <unistd.h> /* for isatty() */
 #endif
 
-#ifdef _MSC_VER
+#if defined (_MSC_VER) && (_MSC_VER < 1800)
 static inline long int
 lround (double x)
 {
@@ -52,6 +52,8 @@ lround (double x)
 }
 #endif
 
+#define ESC_E (char)27
+
 #define MIN(a,b) ((a) < (b) ? (a) : (b))
 
 #define CELL_W 8
@@ -298,7 +300,7 @@ block_best (const biimage_t &bi, bool *inverse)
     }
     if (best_s < score) {
       static const char *lower[7] = {"▁", "▂", "▃", "▄", "▅", "▆", "▇"};
-      unsigned int which = lround (((best_i + 1) * 8) / bi.height);
+      unsigned int which = lround ((double) ((best_i + 1) * 8) / bi.height);
       if (1 <= which && which <= 7) {
 	score = best_s;
 	*inverse = best_inv;
@@ -330,7 +332,7 @@ block_best (const biimage_t &bi, bool *inverse)
     }
     if (best_s < score) {
       static const char *left [7] = {"▏", "▎", "▍", "▌", "▋", "▊", "▉"};
-      unsigned int which = lround (((best_i + 1) * 8) / bi.width);
+      unsigned int which = lround ((double) ((best_i + 1) * 8) / bi.width);
       if (1 <= which && which <= 7) {
 	score = best_s;
 	*inverse = best_inv;
@@ -395,7 +397,7 @@ ansi_print_image_rgb24 (const uint32_t *data,
       bi.set (cell);
       if (bi.unicolor) {
         if (last_bg != bi.bg) {
-	  printf ("\e[%dm", 40 + bi.bg);
+	  printf ("%c[%dm", ESC_E, 40 + bi.bg);
 	  last_bg = bi.bg;
 	}
 	printf (" ");
@@ -405,13 +407,13 @@ ansi_print_image_rgb24 (const uint32_t *data,
         const char *c = block_best (bi, &inverse);
 	if (inverse) {
 	  if (last_bg != bi.fg || last_fg != bi.bg) {
-	    printf ("\e[%d;%dm", 30 + bi.bg, 40 + bi.fg);
+	    printf ("%c[%d;%dm", ESC_E, 30 + bi.bg, 40 + bi.fg);
 	    last_bg = bi.fg;
 	    last_fg = bi.bg;
 	  }
 	} else {
 	  if (last_bg != bi.bg || last_fg != bi.fg) {
-	    printf ("\e[%d;%dm", 40 + bi.bg, 30 + bi.fg);
+	    printf ("%c[%d;%dm", ESC_E, 40 + bi.bg, 30 + bi.fg);
 	    last_bg = bi.bg;
 	    last_fg = bi.fg;
 	  }
@@ -419,7 +421,7 @@ ansi_print_image_rgb24 (const uint32_t *data,
 	printf ("%s", c);
       }
     }
-    printf ("\e[0m\n"); /* Reset */
+    printf ("%c[0m\n", ESC_E); /* Reset */
     last_bg = last_fg = -1;
   }
 }
diff --git a/util/helper-cairo.cc b/util/helper-cairo.cc
index 50e22ab0e..450e5cf95 100644
--- a/util/helper-cairo.cc
+++ b/util/helper-cairo.cc
@@ -341,25 +341,25 @@ helper_cairo_create_context (double w, double h,
   }
   if (0)
     ;
-    else if (0 == strcasecmp (extension, "ansi"))
+    else if (0 == g_ascii_strcasecmp (extension, "ansi"))
       constructor2 = _cairo_ansi_surface_create_for_stream;
   #ifdef CAIRO_HAS_PNG_FUNCTIONS
-    else if (0 == strcasecmp (extension, "png"))
+    else if (0 == g_ascii_strcasecmp (extension, "png"))
       constructor2 = _cairo_png_surface_create_for_stream;
   #endif
   #ifdef CAIRO_HAS_SVG_SURFACE
-    else if (0 == strcasecmp (extension, "svg"))
+    else if (0 == g_ascii_strcasecmp (extension, "svg"))
       constructor = cairo_svg_surface_create_for_stream;
   #endif
   #ifdef CAIRO_HAS_PDF_SURFACE
-    else if (0 == strcasecmp (extension, "pdf"))
+    else if (0 == g_ascii_strcasecmp (extension, "pdf"))
       constructor = cairo_pdf_surface_create_for_stream;
   #endif
   #ifdef CAIRO_HAS_PS_SURFACE
-    else if (0 == strcasecmp (extension, "ps"))
+    else if (0 == g_ascii_strcasecmp (extension, "ps"))
       constructor = cairo_ps_surface_create_for_stream;
    #ifdef HAS_EPS
-    else if (0 == strcasecmp (extension, "eps"))
+    else if (0 == g_ascii_strcasecmp (extension, "eps"))
       constructor = _cairo_eps_surface_create_for_stream;
    #endif
   #endif
@@ -478,16 +478,16 @@ helper_cairo_line_from_buffer (helper_cairo_line_t *l,
   for (i = 0; i < (int) l->num_glyphs; i++)
   {
     l->glyphs[i].index = hb_glyph[i].codepoint;
-    l->glyphs[i].x = scalbn ( hb_position->x_offset + x, scale_bits);
-    l->glyphs[i].y = scalbn (-hb_position->y_offset + y, scale_bits);
+    l->glyphs[i].x = scalbn ((double)  hb_position->x_offset + x, scale_bits);
+    l->glyphs[i].y = scalbn ((double) -hb_position->y_offset + y, scale_bits);
     x +=  hb_position->x_advance;
     y += -hb_position->y_advance;
 
     hb_position++;
   }
   l->glyphs[i].index = -1;
-  l->glyphs[i].x = scalbn (x, scale_bits);
-  l->glyphs[i].y = scalbn (y, scale_bits);
+  l->glyphs[i].x = scalbn ((double) x, scale_bits);
+  l->glyphs[i].y = scalbn ((double) y, scale_bits);
 
   if (l->num_clusters) {
     memset ((void *) l->clusters, 0, l->num_clusters * sizeof (l->clusters[0]));
diff --git a/util/options.cc b/util/options.cc
index ca8f90669..882e06072 100644
--- a/util/options.cc
+++ b/util/options.cc
@@ -569,7 +569,7 @@ font_options_t::get_font (void) const
   else
   {
     for (unsigned int i = 0; i < ARRAY_LENGTH (supported_font_funcs); i++)
-      if (0 == strcasecmp (font_funcs, supported_font_funcs[i].name))
+      if (0 == g_ascii_strcasecmp (font_funcs, supported_font_funcs[i].name))
       {
 	set_font_funcs = supported_font_funcs[i].func;
 	break;