text: $NetBSD: patch-unix_tclUnixInit.c,v 1.2 2016/03/03 21:16:46 bsiegert Exp $
  
  Carried over from TCL 8.4
  
  --- unix/tclUnixInit.c.orig	2015-10-23 11:50:57.000000000 +0000
  +++ unix/tclUnixInit.c
  @@ -22,7 +22,7 @@
   #    endif
   #endif
   #include <sys/resource.h>
  -#if defined(__FreeBSD__) && defined(__GNUC__)
  +#if (defined(__FreeBSD__) || defined(__DragonFly__)) && defined(__GNUC__)
   #   include <floatingpoint.h>
   #endif
   #if defined(__bsdi__)
  @@ -31,6 +31,12 @@
   #	include <dlfcn.h>
   #   endif
   #endif
  +#if defined(__NetBSD__)
  +#include <sys/param.h>
  +#include <sys/sysctl.h>
  +#include <sys/utsname.h>
  +#endif
  +
   
   #ifdef __CYGWIN__
   DLLIMPORT extern __stdcall unsigned char GetVersionExW(void *);
  @@ -451,7 +457,7 @@ TclpInitPlatform(void)
       (void) signal(SIGPIPE, SIG_IGN);
   #endif /* SIGPIPE */
   
  -#if defined(__FreeBSD__) && defined(__GNUC__)
  +#if (defined(__FreeBSD__) || defined(__DragonFly__)) && defined(__GNUC__)
       /*
        * Adjust the rounding mode to be more conventional. Note that FreeBSD
        * only provides the __fpsetreg() used by the following two for the GNU
  @@ -822,6 +828,11 @@ TclpSetVariables(
   #endif
       int unameOK;
       Tcl_DString ds;
  +#if defined(__NetBSD__)
  +    char machine_arch[SYS_NMLN];
  +    int mib[2] = { CTL_HW, HW_MACHINE_ARCH };
  +    size_t len = sizeof(machine_arch);
  +#endif
   
   #ifdef HAVE_COREFOUNDATION
       char tclLibPath[MAXPATHLEN + 1];
  @@ -1002,8 +1013,15 @@ TclpSetVariables(
   
   #endif /* DJGPP */
   	}
  +#if defined(__NetBSD__)
  +	if (sysctl(mib, sizeof(mib) / sizeof(int), machine_arch, &len, NULL, 0) < 0)
  +	    unameOK = 0;
  +	else
  +            Tcl_SetVar2(interp, "tcl_platform", "machine", machine_arch, TCL_GLOBAL_ONLY);
  +#else
   	Tcl_SetVar2(interp, "tcl_platform", "machine", name.machine,
   		TCL_GLOBAL_ONLY);
  +#endif /* __NetBSD__ */
       }
   #endif /* !NO_UNAME */
       if (!unameOK) {
  