#

# CDDL HEADER START

#

# The contents of this file are subject to the terms of the

# Common Development and Distribution License (the "License").

# You may not use this file except in compliance with the License.

#

# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

# or http://www.opensolaris.org/os/licensing.

# See the License for the specific language governing permissions

# and limitations under the License.

#

# When distributing Covered Code, include this CDDL HEADER in each

# file and include the License file at usr/src/OPENSOLARIS.LICENSE.

# If applicable, add the following below this CDDL HEADER, with the

# fields enclosed by brackets "[]" replaced with your own identifying

# information: Portions Copyright [yyyy] [name of copyright owner]

#

# CDDL HEADER END

#

# Copyright (c) 2010, 2016, Oracle and/or its affiliates. All rights reserved.

#

PATH=/usr/bin:/usr/gnu/bin

# The location of an internal mirror of community source archives that we build

# in this gate.  This mirror has been seeded to include "custom" source archives

# for a few components where the communities either no longer provide matching

# source archives or we have changes that aren't reflected in their archives or

# anywhere else.

INTERNAL_ARCHIVE_MIRROR =	http://userland.us.oracle.com/source-archives

# The location of an external mirror of community source archives that we build

# in this gate.  The external mirror is a replica of the internal mirror.

EXTERNAL_ARCHIVE_MIRROR = 

# Default to looking for source archives on the internal mirror and the external

# mirror before we hammer on the community source archive repositories.

export DOWNLOAD_SEARCH_PATH +=	$(INTERNAL_ARCHIVE_MIRROR)

ifneq   ($(strip $(EXTERNAL_ARCHIVE_MIRROR)),)

export DOWNLOAD_SEARCH_PATH +=	$(EXTERNAL_ARCHIVE_MIRROR)

endif

# The workspace starts at the mercurial root

ifeq ($(origin WS_TOP), undefined)

export WS_TOP :=		$(shell hg root)

endif

WS_MACH =	$(WS_TOP)/$(MACH)

WS_LOGS =	$(WS_MACH)/logs

WS_REPO =	$(WS_MACH)/repo

WS_TOOLS =	$(WS_TOP)/tools

WS_MAKE_RULES =	$(WS_TOP)/make-rules

WS_COMPONENTS =	$(WS_TOP)/components

WS_LICENSES =	$(WS_TOP)/licenses

WS_INCORPORATIONS =	$(WS_TOP)/incorporations

WS_LINT_CACHE =	$(WS_MACH)/pkglint-cache

# we want our pkg piplines to fail if there is an error

# (like if pkgdepend fails in the middle of a pipe), but

# we don't want the builds or ./configure's failing as well.

# so we only set pipefail for the publish target and have

# to reset it for the others since they might be invoked

# as dependencies of publish.

export SHELLOPTS

build:		SHELLOPTS=

test:		SHELLOPTS=

install:	SHELLOPTS=

publish:	SHELLOPTS=pipefail

# This can be overridden to avoid rebuilding when you touch a Makefile

MAKEFILE_PREREQ =	Makefile

# some things don't build properly in non-C locales,

# so lets stay there

export LC_ALL=C

SHELL=	/bin/bash

# We want "nightly" as our publisher, to match other consolidations and

# facilitate migrations.  G11N wants $(CONSOLIDATION)-localizable for

# the localizable publisher.

CONSOLIDATION =	userland

PUBLISHER ?=	nightly

PUBLISHER_LOCALIZABLE ?=	$(CONSOLIDATION)-localizable

ROOT =			/

# The changset and external source repo used in building the packages.

CONSOLIDATION_CHANGESET=$(shell hg identify -i)

CONSOLIDATION_REPOSITORY_URL=https://hg.java.net/hg/solaris-userland~gate

# Native OS version

OS_VERSION :=		$(shell uname -r)

SOLARIS_VERSION =	$(OS_VERSION:5.%=2.%)

# Target OS version

PKG_SOLARIS_VERSION ?= 0.5.11

include $(WS_MAKE_RULES)/ips-buildinfo.mk

COMPILER ?=		studio

BITS =			32

# The default version should go last.

PYTHON_VERSION =	2.7

PYTHON2_VERSIONS =	2.6 2.7

PYTHON3_VERSIONS =	3.4

PYTHON_VERSIONS =	$(PYTHON3_VERSIONS) $(PYTHON2_VERSIONS)

BASS_O_MATIC =	$(WS_TOOLS)/bass-o-matic

CLONEY =	$(WS_TOOLS)/cloney

CONFIG_SHELL =	/bin/bash

PKG_REPO =	file:$(WS_REPO)

COMPONENT_SRC_NAME =	$(COMPONENT_NAME)

COMPONENT_DIR :=	$(shell pwd)

SOURCE_DIR =	$(COMPONENT_DIR)/$(COMPONENT_SRC)

BUILD_DIR =	$(COMPONENT_DIR)/build

PROTO_DIR =	$(BUILD_DIR)/prototype/$(MACH)

ETCDIR =	/etc

USRDIR =	/usr

BINDIR =	/bin

SBINDIR =	/sbin

LIBDIR =	/lib

USRBINDIR =	$(USRDIR)/bin

USRBINDIR64 =	$(USRDIR)/bin/$(MACH64)

USRSBINDIR =	$(USRDIR)/sbin

USRLIBDIR =	$(USRDIR)/lib

USRSHAREDIR =	$(USRDIR)/share

USRINCDIR =	$(USRDIR)/include

USRSHARELOCALEDIR =	$(USRSHAREDIR)/locale

USRSHAREMANDIR =	$(USRSHAREDIR)/man

USRSHAREDOCDIR =	$(USRSHAREDIR)/doc

USRSHARELIBDIR =	$(USRSHAREDIR)/lib

USRSHAREMAN1DIR =	$(USRSHAREMANDIR)/man1

USRSHAREMAN1MDIR =	$(USRSHAREMANDIR)/man1m

USRSHAREMAN3DIR =	$(USRSHAREMANDIR)/man3

USRSHAREMAN4DIR =	$(USRSHAREMANDIR)/man4

USRSHAREMAN5DIR =	$(USRSHAREMANDIR)/man5

USRLIBDIR64 =	$(USRDIR)/lib/$(MACH64)

PROTOBINDIR =	$(PROTO_DIR)/$(BINDIR)

PROTOETCDIR =	$(PROTO_DIR)/$(ETCDIR)

PROTOETCSECDIR = $(PROTO_DIR)/$(ETCDIR)/security

PROTOUSRDIR =	$(PROTO_DIR)/$(USRDIR)

PROTOLIBDIR =	$(PROTO_DIR)/$(LIBDIR)

PROTOUSRBINDIR =	$(PROTO_DIR)/$(USRBINDIR)

PROTOUSRBINDIR64 =	$(PROTO_DIR)/$(USRBINDIR64)

PROTOUSRSBINDIR =	$(PROTO_DIR)/$(USRSBINDIR)

PROTOUSRLIBDIR =	$(PROTO_DIR)/$(USRLIBDIR)

PROTOUSRLIBDIR64 =	$(PROTO_DIR)/$(USRLIBDIR64)

PROTOUSRINCDIR =	$(PROTO_DIR)/$(USRINCDIR)

PROTOUSRSHAREDIR =	$(PROTO_DIR)/$(USRSHAREDIR)

PROTOUSRSHARELIBDIR =	$(PROTO_DIR)/$(USRSHARELIBDIR)

PROTOUSRSHAREMANDIR =	$(PROTO_DIR)/$(USRSHAREMANDIR)

PROTOUSRSHAREDOCDIR =	$(PROTO_DIR)/$(USRSHAREDOCDIR)

PROTOUSRSHAREMAN1DIR =	$(PROTO_DIR)/$(USRSHAREMAN1DIR)

PROTOUSRSHAREMAN1MDIR =	$(PROTO_DIR)/$(USRSHAREMAN1MDIR)

PROTOUSRSHAREMAN3DIR =	$(PROTO_DIR)/$(USRSHAREMAN3DIR)

PROTOUSRSHAREMAN4DIR =	$(PROTO_DIR)/$(USRSHAREMAN4DIR)

PROTOUSRSHAREMAN5DIR =	$(PROTO_DIR)/$(USRSHAREMAN5DIR)

PROTOUSRSHARELOCALEDIR =	$(PROTO_DIR)/$(USRSHARELOCALEDIR)

SFWBIN =	/usr/sfw/bin

SFWINCLUDE =	/usr/sfw/include

SFWLIB =	/usr/sfw/lib

SFWLIB64 =	/usr/sfw/lib/$(MACH64)

SFWSHARE =	/usr/sfw/share

SFWSHAREMAN =	/usr/sfw/share/man

SFWSHAREMAN1 =	/usr/sfw/share/man/man1

PROTOSFWBIN =	$(PROTO_DIR)/$(SFWBIN)

PROTOSFWLIB =	$(PROTO_DIR)/$(SFWLIB)

PROTOSFWLIB64 =	$(PROTO_DIR)/$(SFWLIB64)

PROTOSFWSHARE =	$(PROTO_DIR)/$(SFWSHARE)

PROTOSFWSHAREMAN =	$(PROTO_DIR)/$(SFWSHAREMAN)

PROTOSFWSHAREMAN1 =	$(PROTO_DIR)/$(SFWSHAREMAN1)

PROTOSFWINCLUDE =	$(PROTO_DIR)/$(SFWINCLUDE)

GNUBIN =	/usr/gnu/bin

GNULIB =	/usr/gnu/lib

GNULIB64 =	/usr/gnu/lib/$(MACH64)

GNUSHARE =	/usr/gnu/share

GNUSHAREMAN =	/usr/gnu/share/man

GNUSHAREMAN1 =	/usr/gnu/share/man/man1

PROTOGNUBIN =	$(PROTO_DIR)/$(GNUBIN)

PROTOGNUSHARE =	$(PROTO_DIR)/$(GNUSHARE)

PROTOGNUSHAREMAN =	$(PROTO_DIR)/$(GNUSHAREMAN)

PROTOGNUSHAREMAN1 =	$(PROTO_DIR)/$(GNUSHAREMAN1)

# work around _TIME, _DATE, embedded date chatter in component builds

# to use, set TIME_CONSTANT in the component Makefile and add $(CONSTANT_TIME)

# to the appropriate {CONFIGURE|BUILD|INSTALL}_ENV

CONSTANT_TIME =		LD_PRELOAD_32=$(WS_TOOLS)/time-$(MACH32).so

CONSTANT_TIME +=	LD_PRELOAD_64=$(WS_TOOLS)/time-$(MACH64).so

CONSTANT_TIME +=	TIME_CONSTANT=$(TIME_CONSTANT)

# set MACH from uname -p to either sparc or i386

MACH :=		$(shell uname -p)

# set MACH32 from MACH to either sparcv7 or i86

MACH32_1 =	$(MACH:sparc=sparcv7)

MACH32 =	$(MACH32_1:i386=i86)

# set MACH64 from MACH to either sparcv9 or amd64

MACH64_1 =	$(MACH:sparc=sparcv9)

MACH64 =	$(MACH64_1:i386=amd64)

CONFIGURE_32 =		$(BUILD_DIR_32)/.configured

CONFIGURE_64 =		$(BUILD_DIR_64)/.configured

CONFIGURE_32_and_64 =	$(CONFIGURE_32) $(CONFIGURE_64)

BUILD_DIR_NO_ARCH =	$(BUILD_DIR)/$(MACH)

BUILD_DIR_32 =		$(BUILD_DIR)/$(MACH32)

BUILD_DIR_64 =		$(BUILD_DIR)/$(MACH64)

BUILD_32 =		$(BUILD_DIR_32)/.built

BUILD_64 =		$(BUILD_DIR_64)/.built

BUILD_32_and_64 =	$(BUILD_32) $(BUILD_64)

$(BUILD_DIR_32)/.built:		BITS=32

$(BUILD_DIR_64)/.built:		BITS=64

INSTALL_NO_ARCH =	$(BUILD_DIR_NO_ARCH)/.installed

INSTALL_32 =		$(BUILD_DIR_32)/.installed

INSTALL_64 =		$(BUILD_DIR_64)/.installed

INSTALL_32_and_64 =	$(INSTALL_32) $(INSTALL_64)

$(BUILD_DIR_32)/.installed:       BITS=32

$(BUILD_DIR_64)/.installed:       BITS=64

# set the default target for installation of the component

COMPONENT_INSTALL_TARGETS =	install

# set the default env command to use for test of the component

COMPONENT_TEST_ENV_CMD =	$(ENV)

TEST_32 =		$(BUILD_DIR_32)/.tested

TEST_64 =		$(BUILD_DIR_64)/.tested

TEST_32_and_64 =	$(TEST_32) $(TEST_64)

$(BUILD_DIR_32)/.tested:		BITS=32

$(BUILD_DIR_64)/.tested:		BITS=64

# set the default target for test of the component

COMPONENT_TEST_TARGETS =	check

# BUILD_TOOLS is the root of all tools not normally installed on the system.

BUILD_TOOLS ?=	/ws/on11update-tools

SPRO_ROOT =	$(BUILD_TOOLS)/SUNWspro

SPRO_VROOT =	$(SPRO_ROOT)/sunstudio12.1

PARFAIT_ROOT =	$(BUILD_TOOLS)/parfait/parfait-tools-1.6.1

PARFAIT_TOOLS=	$(WS_TOOLS)/$(MACH)/parfait

PARFAIT_TOOLS_GCC3=	$(PARFAIT_TOOLS)/gcc3

PARFAIT= $(PARFAIT_ROOT)/bin/parfait

export PARFAIT_NATIVESUNCC=$(SPRO_VROOT)/bin/cc

export PARFAIT_NATIVESUNCXX=$(SPRO_VROOT)/bin/CC

export PARFAIT_NATIVEGCC=$(GCC_ROOT)/bin/gcc

export PARFAIT_NATIVEGXX=$(GCC_ROOT)/bin/g++

# for now

export PARFAIT_CLANG=0

GCC_ROOT =	/usr/gcc/4.7

GCC3_ROOT =	/usr/sfw

CC.studio.32 =	$(SPRO_VROOT)/bin/cc

CXX.studio.32 =	$(SPRO_VROOT)/bin/CC

CC.studio.64 =	$(SPRO_VROOT)/bin/cc

CXX.studio.64 =	$(SPRO_VROOT)/bin/CC

CC.gcc.32 =	$(GCC_ROOT)/bin/gcc

CXX.gcc.32 =	$(GCC_ROOT)/bin/g++

CC.gcc.64 =	$(GCC_ROOT)/bin/gcc

CXX.gcc.64 =	$(GCC_ROOT)/bin/g++

CC.gcc3.32 =	$(GCC3_ROOT)/bin/gcc

CXX.gcc3.32 =	$(GCC3_ROOT)/bin/g++

CC.gcc3.64 =	$(GCC3_ROOT)/bin/gcc

CXX.gcc3.64 =	$(GCC3_ROOT)/bin/g++

lint.32 =	$(SPRO_VROOT)/bin/lint -m32

lint.64 =	$(SPRO_VROOT)/bin/lint -m64

LINT =		$(lint.$(BITS))

LD =		/usr/bin/ld

ifeq   ($(strip $(PARFAIT_BUILD)),yes)

CC.studio.32 =	$(PARFAIT_TOOLS)/cc

CXX.studio.32 =	$(PARFAIT_TOOLS)/CC

CC.studio.64 =	$(PARFAIT_TOOLS)/cc

CXX.studio.64 =	$(PARFAIT_TOOLS)/CC

CC.gcc.32 =	$(PARFAIT_TOOLS)/gcc

CXX.gcc.32 =	$(PARFAIT_TOOLS)/g++

CC.gcc.64 =	$(PARFAIT_TOOLS)/gcc

CXX.gcc.64 =	$(PARFAIT_TOOLS)/g++

CC.gcc3.32 =	$(PARFAIT_TOOLS_GCC3)/gcc

CXX.gcc3.32 =	$(PARFAIT_TOOLS_GCC3)/g++

CC.gcc3.64 =	$(PARFAIT_TOOLS_GCC3)/gcc

CXX.gcc3.64 =	$(PARFAIT_TOOLS_GCC3)/g++

LD =		$(PARFAIT_TOOLS)/ld

endif

CC =		$(CC.$(COMPILER).$(BITS))

CXX =		$(CXX.$(COMPILER).$(BITS))

RUBY_VERSION =	1.9

RUBY_LIB_VERSION =	1.9.1

RUBY.1.9 =	/usr/ruby/1.9/bin/ruby

RUBY.2.1 =	/usr/ruby/2.1/bin/ruby

RUBY =		$(RUBY.$(RUBY_VERSION))

# Use the ruby lib versions to represent the RUBY_VERSIONS that

# need to get built.  This is done because during package transformations

# both the ruby version and the ruby library version are needed. 

RUBY_VERSIONS = $(RUBY_LIB_VERSION)

PYTHON.2.6.VENDOR_PACKAGES.32 = /usr/lib/python2.6/vendor-packages

PYTHON.2.6.VENDOR_PACKAGES.64 = /usr/lib/python2.6/vendor-packages/64

PYTHON.2.6.VENDOR_PACKAGES = $(PYTHON.2.6.VENDOR_PACKAGES.$(BITS))

PYTHON.2.7.VENDOR_PACKAGES.32 = /usr/lib/python2.7/vendor-packages

PYTHON.2.7.VENDOR_PACKAGES.64 = /usr/lib/python2.7/vendor-packages/64

PYTHON.2.7.VENDOR_PACKAGES = $(PYTHON.2.7.VENDOR_PACKAGES.$(BITS))

PYTHON.3.4.VENDOR_PACKAGES.64 = /usr/lib/python3.4/vendor-packages/64

PYTHON.3.4.VENDOR_PACKAGES = $(PYTHON.3.4.VENDOR_PACKAGES.$(BITS))

PYTHON_VENDOR_PACKAGES.32 = /usr/lib/python$(PYTHON_VERSION)/vendor-packages

PYTHON_VENDOR_PACKAGES.64 = /usr/lib/python$(PYTHON_VERSION)/vendor-packages/64

PYTHON_VENDOR_PACKAGES = $(PYTHON_VENDOR_PACKAGES.$(BITS))

USRBIN.32 =	/usr/bin

USRBIN.64 =	/usr/bin/$(MACH64)

USRBIN =	$(USRBIN.$(BITS))

PYTHON.2.6.32 =	$(USRBIN.32)/python2.6

PYTHON.2.6.64 =	$(USRBIN.64)/python2.6

PYTHON.2.6 =	$(USRBIN)/python2.6

PYTHON.2.7.32 =	$(USRBIN.32)/python2.7

PYTHON.2.7.64 =	$(USRBIN.64)/python2.7

PYTHON.2.7 =	$(USRBIN)/python2.7

# Although we build Python 3 64-bit only, the BUILD_NO_ARCH macro is written

# in such a way that we still need the .32 macro below.  And since we build

# 64-bit only, we stick it directly in usr/bin (i.e., the 32-bit path) rather

# than the 64-bit path.

PYTHON.3.4.32 =	$(USRBIN.32)/python3.4

PYTHON.3.4.64 =	$(USRBIN.32)/python3.4

PYTHON.3.4 =	$(USRBIN.32)/python3.4

PYTHON.32 =	$(PYTHON.$(PYTHON_VERSION).32)

PYTHON.64 =	$(PYTHON.$(PYTHON_VERSION).64)

PYTHON =	$(PYTHON.$(PYTHON_VERSION).$(BITS))

# The default is site-packages, but that directory belongs to the end-user.

# Modules which are shipped by the OS but not with the core Python distribution

# belong in vendor-packages.

PYTHON_LIB= /usr/lib/python$(PYTHON_VERSION)/vendor-packages

PYTHON_DATA= $(PYTHON_LIB)

JAVA8_HOME =	/usr/jdk/instances/jdk1.8.0

JAVA7_HOME =	/usr/jdk/instances/jdk1.7.0

JAVA_HOME = $(JAVA8_HOME)

# This is the default BUILD version of perl

# Not necessarily the system's default version, i.e. /usr/bin/perl

PERL_VERSION ?=  5.12

PERL_VERSIONS = 5.8.4 5.12

PERL.5.8.4 =	/usr/perl5/5.8.4/bin/perl

PERL.5.12 =     /usr/perl5/5.12/bin/perl

PERL.5.12-mt =	/usr/perl5/5.12/bin/perl-threaded

PERL =          $(PERL.$(PERL_VERSION))

PERL_ARCH :=	$(shell $(PERL) -e 'use Config; print $$Config{archname}')

PERL_ARCH_FUNC=	$(shell $(1) -e 'use Config; print $$Config{archname}')

# Optimally we should ask perl which C compiler was used but it doesn't

# result in a full path name.  Only "c" is being recorded

# inside perl builds while we actually need a full path to

# the studio compiler.

#PERL_CC :=	$(shell $(PERL) -e 'use Config; print $$Config{cc}')

PERL_OPTIMIZE :=$(shell $(PERL) -e 'use Config; print $$Config{optimize}')

PKG_MACROS +=   PERL_ARCH=$(PERL_ARCH)

PKG_MACROS +=   PERL_VERSION=$(PERL_VERSION)

# This is the default BUILD version of tcl

# Not necessarily the system's default version, i.e. /usr/bin/tclsh

TCL_VERSION =  8.5

TCLSH.8.5.i386.32 =	/usr/bin/i86/tclsh8.5

TCLSH.8.5.i386.64 =	/usr/bin/amd64/tclsh8.5

TCLSH.8.5.sparc.32 =	/usr/bin/sparcv7/tclsh8.5

TCLSH.8.5.sparc.64 =	/usr/bin/sparcv9/tclsh8.5

TCLSH =		$(TCLSH.$(TCL_VERSION).$(MACH).$(BITS))

CCSMAKE =	/usr/ccs/bin/make

ELFEDIT =	/usr/bin/elfedit

GMAKE =		/usr/gnu/bin/make

GPATCH =	/usr/gnu/bin/patch

PATCH_LEVEL =	1

GPATCH_BACKUP =	--backup --version-control=numbered

GPATCH_FLAGS =	-p$(PATCH_LEVEL) $(GPATCH_BACKUP)

GSED =		/usr/gnu/bin/sed

GDIFF =		/usr/gnu/bin/diff

GSORT =		/usr/gnu/bin/sort

PKGREPO =	/usr/bin/pkgrepo

PKGSEND =	/usr/bin/pkgsend

ifeq   ($(strip $(PKGLINT_COMPONENT)),)

PKGLINT =	/usr/bin/pkglint

else

PKGLINT =	${WS_TOOLS}/pkglint

endif

ACLOCAL =	/usr/bin/aclocal-1.10

AUTOMAKE =	/usr/bin/automake-1.10

AUTORECONF = 	/usr/bin/autoreconf

KSH93 =         /usr/bin/ksh93

TOUCH =		/usr/bin/touch

MKDIR =		/bin/mkdir -p

RM =		/bin/rm -f

CP =		/bin/cp -f

MV =		/bin/mv -f

LN =		/bin/ln

CAT =		/bin/cat

SYMLINK =	/bin/ln -s

ENV =		/usr/bin/env

GNU_ENV =	/usr/gnu/bin/env

INSTALL =	/usr/bin/ginstall

GNU_GREP =	/usr/gnu/bin/grep

CHMOD =		/usr/bin/chmod

NAWK =		/usr/bin/nawk

TAR =		/usr/bin/tar

TEE =		/usr/bin/tee

INS.dir=        $(INSTALL) -d $@

INS.file=       $(INSTALL) -m 444 $< $(@D)

PKG_CONFIG_PATH.32 = /usr/lib/pkgconfig

PKG_CONFIG_PATH.64 = /usr/lib/$(MACH64)/pkgconfig

PKG_CONFIG_PATH = $(PKG_CONFIG_PATH.$(BITS))

#

# C preprocessor flag sets to ease feature selection.  Add the required

# feature to your Makefile with CPPFLAGS += $(FEATURE_MACRO) and add to

# the component build with CONFIGURE_OPTIONS += CPPFLAGS="$(CPPFLAGS)" or

# similiar.

#

# Enables visibility of some c99 math functions that aren't visible by default.

# What other side-effects are there?

CPP_C99_EXTENDED_MATH =	-D_STDC_99

# Enables large file support for components that have no other means of doing

# so.  Use CPP_LARGEFILES and not the .32/.64 variety directly

CPP_LARGEFILES.32 :=	$(shell getconf LFS_CFLAGS)

CPP_LARGEFILES.64 :=	$(shell getconf LFS64_CFLAGS)

CPP_LARGEFILES =		$(CPP_LARGEFILES.$(BITS))

# Enables some #pragma redefine_extname to POSIX-compliant Standard C Library

# functions. Also avoids the component's #define _POSIX_C_SOURCE to some value

# we currently do not support.

CPP_POSIX =	-D_POSIX_C_SOURCE=200112L -D_POSIX_PTHREAD_SEMANTICS

# XPG6 mode.  This option enables XPG6 conformance, plus extensions.

# Amongst other things, this option will cause system calls like

# popen (3C) and system (3C) to invoke the standards-conforming