remove checks and define for vprintf() that are never used

Author: DerDakon

CMakeLists.txt

@@ -193,7 +193,6 @@ endif()
 
 check_function_exists(gettimeofday    LIBVNCSERVER_HAVE_GETTIMEOFDAY)
 check_function_exists(vfork           LIBVNCSERVER_HAVE_VFORK)
-check_function_exists(vprintf         LIBVNCSERVER_HAVE_VPRINTF)
 check_function_exists(mmap            LIBVNCSERVER_HAVE_MMAP)
 check_function_exists(fork            LIBVNCSERVER_HAVE_FORK)
 check_function_exists(ftime           LIBVNCSERVER_HAVE_FTIME)
@@ -272,7 +271,7 @@ endif()
 if(WITH_IPv6)
   if(WIN32)
     check_include_file("ws2tcpip.h"    LIBVNCSERVER_HAVE_WS2TCPIP_H)
-    if(LIBVNCSERVER_HAVE_WS2TCPIP_H AND LIBVNCSERVER_HAVE_VPRINTF)
+    if(LIBVNCSERVER_HAVE_WS2TCPIP_H)
       set(LIBVNCSERVER_IPv6 1)
     endif()
   else()

rfb/rfbconfig.h.cmakein

@@ -117,9 +117,6 @@
 /* Define to 1 if you have the <vfork.h> header file. */
 #cmakedefine LIBVNCSERVER_HAVE_VFORK_H  1 
 
-/* Define to 1 if you have the `vprintf' function. */
-#cmakedefine LIBVNCSERVER_HAVE_VPRINTF  1 
-
 /* Define to 1 if `fork' works. */
 #cmakedefine LIBVNCSERVER_HAVE_WORKING_FORK  1