'check_cc' -> 'check_cxx' since we only use cxx when compiling the mo…

…dule.

wscript

@@ -1,17 +1,15 @@
 
 
 def set_options(opt):
-  opt.tool_options("compiler_cc")
   opt.tool_options("compiler_cxx")
 
 def configure(conf):
-  conf.check_tool("compiler_cc")
   conf.check_tool("compiler_cxx")
   conf.check_tool("node_addon")
 
-  conf.check_cc(header_name='time.h', mandatory=True)
+  conf.check_cxx(header_name='time.h', mandatory=True)
 
-  if conf.check_cc(msg="Checking for 'tm_gmtoff' in struct 'tm'", fragment="""
+  if conf.check_cxx(msg="Checking for 'tm_gmtoff' in struct 'tm'", fragment="""
     #include <time.h>
     int main() {
       time_t now = time(NULL);
@@ -22,7 +20,7 @@ def configure(conf):
   """):
     conf.env.append_value('CXXFLAGS', '-DHAVE_TM_GMTOFF=1')
 
-  if conf.check_cc(msg="Checking for 'altzone' defined by <time.h>", fragment="""
+  if conf.check_cxx(msg="Checking for 'altzone' defined by <time.h>", fragment="""
     #include <time.h>
     int main() {
       long tz = altzone;
@@ -31,7 +29,7 @@ def configure(conf):
   """):
     conf.env.append_value('CXXFLAGS', '-DHAVE_ALTZONE=1')
 
-  if conf.check_cc(msg="Checking for 'timezone' defined by <time.h>", fragment="""
+  if conf.check_cxx(msg="Checking for 'timezone' defined by <time.h>", fragment="""
     #include <time.h>
     int main() {
       long tz = timezone;