Don't include gettext headers when NLS is disabled.

src/colorramp.c

@@ -17,8 +17,6 @@
    Copyright (c) 2010  Jon Lund Steffensen <jonlst@gmail.com>
 */
 
-#include <stdio.h>
-#include <stdlib.h>
 #include <stdint.h>
 #include <math.h>
 

src/randr.c

@@ -21,8 +21,12 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include <libintl.h>
-#define _(s) gettext(s)
+#ifdef ENABLE_NLS
+# include <libintl.h>
+# define _(s) gettext(s)
+#else
+# define _(s) s
+#endif
 
 #include <xcb/xcb.h>
 #include <xcb/randr.h>

src/redshift.c

@@ -260,7 +260,7 @@ print_help(const char *program_name)
 	fputs("\n", stdout);
 
 	/* TRANSLATORS: help output 6 */
-	printf("Please report bugs to <%s>\n", PACKAGE_BUGREPORT);
+	printf(_("Please report bugs to <%s>\n"), PACKAGE_BUGREPORT);
 }
 
 static void

src/vidmode.c

@@ -21,8 +21,12 @@
 #include <stdio.h>
 #include <stdint.h>
 
-#include <libintl.h>
-#define _(s) gettext(s)
+#ifdef ENABLE_NLS
+# include <libintl.h>
+# define _(s) gettext(s)
+#else
+# define _(s) s
+#endif
 
 #include <X11/Xlib.h>
 #include <X11/extensions/xf86vmode.h>