Remove unneeded checks for snprintf

snprintf is a standard function which should be available
on all relevant platforms, so those checks are unnecessary.

Signed-off-by: Stefan Weil <sw@weilnetz.de>

cmake/Configure.cmake

@@ -105,11 +105,6 @@ set(include_files_list
 )
 check_includes(include_files_list)
 
-set(functions_list
-    snprintf
-)
-check_functions(functions_list)
-
 set(types_list
     "long long int"
     off_t

configure.ac

@@ -338,7 +338,6 @@ dnl ********************
 OLD_CXXFLAGS=$CXXFLAGS
 AC_MSG_CHECKING([whether compiler supports C++11])
 CXXFLAGS="$CXXFLAGS -std=c++11"
-snprintfworks=no
 AC_COMPILE_IFELSE(
 [
   AC_LANG_SOURCE([[
@@ -353,7 +352,6 @@ AC_COMPILE_IFELSE(
      AC_MSG_RESULT(no)
      AC_MSG_ERROR([Your compiler does not have the necessary c++11 support! Cannot proceed.])
    ])
-AC_CHECK_FUNCS([snprintf],, [snprintfworks=yes])
 CXXFLAGS="$OLD_CXXFLAGS"
 
 

cppan.yml

@@ -87,9 +87,6 @@ projects:
             - src/ccstruct
             - src/ccutil
 
-        check_symbol_exists:
-          snprintf: stdio.h
-
         check_include_exists:
           - dlfcn.h
           - inttypes.h