Remove QNX support

Reviewed-by: NMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5756)

CHANGES

@@ -9,6 +9,10 @@
 
  Changes between 1.1.0g and 1.1.1 [xx XXX xxxx]
 
+  *) QNX support removed (cannot find contributors to get their approval
+     for the license change).
+     [Rich Salz]
+
   *) TLSv1.3 replay protection for early data has been implemented. See the
      SSL_read_early_data() man page for further details.
      [Matt Caswell]

Configurations/10-main.conf

@@ -1040,35 +1040,6 @@ my %targets = (
         thread_scheme    => "(unknown)",
     },
 
-# QNX
-    "qnx4" => {
-        inherit_from     => [ "BASE_unix" ],
-        CC               => "cc",
-        CFLAGS           => "",
-        lib_cppflags     => "-DL_ENDIAN -DTERMIO",
-        thread_scheme    => "(unknown)",
-    },
-    "QNX6" => {
-        inherit_from     => [ "BASE_unix" ],
-        CC               => "gcc",
-        ex_libs          => add("-lsocket"),
-        dso_scheme       => "dlfcn",
-        shared_target    => "bsd-gcc-shared",
-        shared_cflag     => "-fPIC",
-        shared_extension => ".so.\$(SHLIB_VERSION_NUMBER)",
-    },
-    "QNX6-i386" => {
-        inherit_from     => [ "BASE_unix", asm("x86_elf_asm") ],
-        CC               => "gcc",
-        CFLAGS           => "-O2 -Wall",
-        lib_cppflags     => "-DL_ENDIAN",
-        ex_libs          => add("-lsocket"),
-        dso_scheme       => "dlfcn",
-        shared_target    => "bsd-gcc-shared",
-        shared_cflag     => "-fPIC",
-        shared_extension => ".so.\$(SHLIB_VERSION_NUMBER)",
-    },
-
 #### SCO/Caldera targets.
 #
 # Originally we had like unixware-*, unixware-*-pentium, unixware-*-p6, etc.

config

@@ -240,21 +240,6 @@ case "${SYSTEM}:${RELEASE}:${VERSION}:${MACHINE}" in
 	esac
 	;;
 
-    QNX:*)
-	case "$RELEASE" in
-	    4*)
-		echo "${MACHINE}-whatever-qnx4"
-		;;
-	    6*)
-		echo "${MACHINE}-whatever-qnx6"
-		;;
-	    *)
-		echo "${MACHINE}-whatever-qnx"
-		;;
-	esac
-	exit 0
-	;;
-
     Paragon*:*:*:*)
 	echo "i860-intel-osf1"; exit 0
 	;;
@@ -831,8 +816,6 @@ case "$GUESSOS" in
   # these are all covered by the catchall below
   i[3456]86-*-cygwin) OUT="Cygwin-x86" ;;
   *-*-cygwin) OUT="Cygwin-${MACHINE}" ;;
-  x86pc-*-qnx6) OUT="QNX6-i386" ;;
-  *-*-qnx6) OUT="QNX6" ;;
   x86-*-android|i?86-*-android) OUT="android-x86" ;;
   armv[7-9]*-*-android)
       OUT="android-armeabi"

include/internal/sockets.h

@@ -93,10 +93,6 @@ struct servent *PASCAL getservbyname(const char *, const char *);
 #   include <sys/select.h>
 #  endif
 
-#  ifdef __QNX__
-#   include <sys/select.h>
-#  endif
-
 #  ifndef VMS
 #   include <sys/ioctl.h>
 #  else

util/shlib_wrap.sh.in

@@ -110,7 +110,7 @@ if [ -f "$LIBCRYPTOSO" -a -z "$preload_var" ]; then
 	# it into a script makes it possible to do so on multi-ABI
 	# platforms.
 	case "$SYSNAME" in
-	*BSD|QNX)	LD_PRELOAD="$LIBCRYPTOSO:$LIBSSLSO" ;;	# *BSD, QNX
+	*BSD)	LD_PRELOAD="$LIBCRYPTOSO:$LIBSSLSO" ;;	# *BSD
 	*)	LD_PRELOAD="$LIBCRYPTOSO $LIBSSLSO" ;;	# SunOS, Linux, ELF HP-UX
 	esac
 	_RLD_LIST="$LIBCRYPTOSO:$LIBSSLSO:DEFAULT"	# Tru64, o32 IRIX