undef __QNX__

nx-X11/lib/xtrans/Xtrans.c

@@ -681,7 +681,7 @@ TRANS(SetOption) (XtransConnInfo ciptr, int option, int arg)
 	    break;
 	case 1: /* Set to non-blocking mode */
 
-#if defined(O_NONBLOCK) && (!defined(ultrix) && !defined(uniosu) && !defined(__UNIXOS2__) && !defined(SCO325)) && !defined(__QNX__)
+#if defined(O_NONBLOCK) && (!defined(ultrix) && !defined(uniosu) && !defined(__UNIXOS2__) && !defined(SCO325))
 	    ret = fcntl (fd, F_GETFL, 0);
 	    if (ret != -1)
 		ret = fcntl (fd, F_SETFL, ret | O_NONBLOCK);
@@ -693,7 +693,7 @@ TRANS(SetOption) (XtransConnInfo ciptr, int option, int arg)
 	    ret = ioctl (fd, FIOSNBIO, &arg);
 	}
 #else
-#if (defined(uniosu) || defined(WIN32) || defined(__UNIXOS2__) || defined(__QNX__)) && defined(FIONBIO)
+#if (defined(uniosu) || defined(WIN32) || defined(__UNIXOS2__)) && defined(FIONBIO)
 	{
 #ifdef WIN32
 	    u_long arg;
@@ -1295,7 +1295,7 @@ static int TRANS(WriteV) (XtransConnInfo ciptr, struct iovec *iov, int iovcnt)
 #endif /* SYSV && i386 || WIN32 || __sxg__ */
 
 
-#if (defined(_POSIX_SOURCE) && !defined(__QNX__)) || defined(USG) || defined(SVR4) || defined(__SCO__)
+#if defined(_POSIX_SOURCE) || defined(USG) || defined(SVR4) || defined(__SCO__)
 #ifndef NEED_UTSNAME
 #define NEED_UTSNAME
 #endif

nx-X11/lib/xtrans/Xtransint.h

@@ -96,7 +96,7 @@ from The Open Group.
  * to avoid a race condition. JKJ (6/5/97)
  */
 
-# if (defined(_POSIX_SOURCE) && !defined(__QNX__)) || defined(USG) || defined(SVR4) || defined(__SCO__)
+# if defined(_POSIX_SOURCE) || defined(USG) || defined(SVR4) || defined(__SCO__)
 #  ifndef NEED_UTSNAME
 #   define NEED_UTSNAME
 #  endif
@@ -133,7 +133,7 @@ from The Open Group.
 #       ifdef NOFILE
 #        define OPEN_MAX NOFILE
 #       else
-#        if !defined(__UNIXOS2__) && !defined(__QNX__)
+#        if !defined(__UNIXOS2__)
 #         define OPEN_MAX NOFILES_MAX
 #        else
 #         define OPEN_MAX 256