add xnolock program

Makefile

@@ -3,7 +3,7 @@ BINDIR ?= $(HOME)/bin/$(HOSTTYPE)
 CFLAGS = -Wall
 LDLIBS = -L/usr/X11R6/lib -lX11
 
-BINARIES = xss xsswin xcursorpos xkeygrab xbell magic
+BINARIES = xss xsswin xcursorpos xkeygrab xbell magic xnolock
 
 all: $(BINARIES)
 
@@ -13,6 +13,6 @@ install: $(BINARIES)
 clean:
 	rm -f $(BINARIES)
 
-xss: LDLIBS += -lXss
+xss xnolock: LDLIBS += -lXss
 
 .PHONY: all install clean

xnolock.c

@@ -0,0 +1,15 @@
+#include <X11/Xlib.h>
+#include <X11/extensions/scrnsaver.h>
+#include <unistd.h>
+
+int
+main(int argc, char *argv[])
+{
+    Display *display   = XOpenDisplay(NULL);
+
+    XScreenSaverSuspend(display, True);
+    XFlush(display);
+    pause();
+
+    return 0;
+}

xsswin.c

@@ -50,7 +50,6 @@ main(int argc, char * const argv[])
     wa.override_redirect = 1;
     wa.background_pixel = BlackPixel(display, screen);
     {
-      Pixmap               pmap;
       XColor               black;
 
       pmap = XCreateBitmapFromData(display, root, "\0", 1, 1);