Format config.h.in with Clang-Format and fix spelling

cmake/config.h.in

@@ -6,47 +6,45 @@
 #  endif
 #endif
 
-// For example for vasprintf under i686-w64-mingw32-g++-posix.
-// The later defininition of _XOPEN_SOURCE disables certain features
-// on Linux, so we need _GNU_SOURCE to re-enable them (makedev, tm_zone).
+// For example for vasprintf under i686-w64-mingw32-g++-posix. The later
+// definition of _XOPEN_SOURCE disables certain features on Linux, so we need
+// _GNU_SOURCE to re-enable them (makedev, tm_zone).
 #define _GNU_SOURCE 1
 
-// The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
-// certain features on NetBSD, so we need _NETBSD_SOURCE to re-enable
-// them.
+// The later definition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables certain
+// features on NetBSD, so we need _NETBSD_SOURCE to re-enable them.
 #define _NETBSD_SOURCE 1
 
-// The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
-// certain features on FreeBSD, so we need __BSD_VISIBLE to re-enable
-// them.
+// The later definition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables certain
+// features on FreeBSD, so we need __BSD_VISIBLE to re-enable them.
 #define __BSD_VISIBLE 1
 
-// The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
-// u_int on Irix 5.3. Defining _BSD_TYPES brings it back.
+// The later definition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables u_int on
+// Irix 5.3. Defining _BSD_TYPES brings it back.
 #define _BSD_TYPES 1
 
-// The later defininition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables
-// certain features on Mac OS X, so we need _DARWIN_C_SOURCE to re-enable
-// them.
+// The later definition of _XOPEN_SOURCE and _POSIX_C_SOURCE disables certain
+// features on Mac OS X, so we need _DARWIN_C_SOURCE to re-enable them.
 #cmakedefine _DARWIN_C_SOURCE
 
 // Define to activate features from IEEE Stds 1003.1-2001.
 #define _POSIX_C_SOURCE 200809L
 
 #if defined(__SunOS_5_8) || defined(__SunOS_5_9) || defined(__SunOS_5_10)
-  #define _XOPEN_SOURCE 500
+#  define _XOPEN_SOURCE 500
 #elif !defined(__SunOS_5_11) && !defined(__APPLE__)
-  #define _XOPEN_SOURCE
+#  define _XOPEN_SOURCE
 #endif
 
 #if defined(__SunOS_5_10) || defined(__SunOS_5_11)
-  #define __EXTENSIONS__ 1
+#  define __EXTENSIONS__ 1
 #else
-  #define _XOPEN_SOURCE_EXTENDED
+#  define _XOPEN_SOURCE_EXTENDED
 #endif
 
-
+// clang-format off
 #cmakedefine _WIN32_WINNT @_WIN32_WINNT@
+// clang-format on
 
 #ifdef __clang__
 #  pragma clang diagnostic pop