configure: common usage
supported switches:
-------------------
--help
--nickname
--program-prefix
--avoid-version
--source-dir
--srcdir
--pkgname
--pkgdesc
--pkgusrc
--pkgrepo
--pkgpsrc
--pkgdurl
--pkgdefs
--pkglibs
--srcinfo
--srcsite
--pgprkey
--pgpskey
--rawball
--rawball-url
--rawball-sha256
--modball
--modball-url
--modball-sha256
--srcball
--srcball-url
--srcball-sha256
--prefix
--exec-prefix
--bindir
--sbindir
--libdir
--includedir
--oldincludedir
--mandir
--docdir
--libexecdir
--sysconfdir
--sharedstatedir
--localstatedir
--runstatedir
--datarootdir
--datadir
--infodir
--localedir
--htmldir
--dvidir
--pdfdir
--psdir
--make
--makemode
--build
--host
--cchost
--cfghost
--target
--arch
--compiler
--toolchain
--sysroot
--cross-compile
--shell
--debug
--strict
--ccstrict
--ldstrict
--all-static
--all-shared
--enable-static
--enable-shared
--disable-static
--disable-shared
--enable-app
--enable-frontend
--disable-app
--disable-frontend
--enable-dependency-tracking
--disable-dependency-tracking
supported variables:
--------------------
NICKNAME
SOURCE_DIR
PREFIX
EXEC_PREFIX
BINDIR
SBINDIR
LIBDIR
INCLUDEDIR
MANDIR
DOCDIR
LIBEXECDIR
SYSCONFDIR
SHAREDSTATEDIR
LOCALSTATEDIR
RUNSTATEDIR
DATAROOTDIR
DATADIR
INFODIR
LOCALEDIR
HTMLDIR
DVIDIR
PDFDIR
PSDIR
CC
CPP
CXX
MAKE
MAKEMODE
BUILD
HOST
CCHOST
CFGHOST
TARGET
ARCH
COMPILER
TOOLCHAIN
SYSROOT
CROSS_COMPILE
SHELL
CFLAGS
CFLAGS_DEBUG
CFLAGS_COMMON
CFLAGS_CMDLINE
CFLAGS_CONFIG
CFLAGS_SYSROOT
CFLAGS_OS
CFLAGS_SITE
CFLAGS_PATH
CFLAGS_STRICT
CFLAGS_UTIL
CFLAGS_LAST
CFLAGS_ONCE
LDFLAGS
LDFLAGS_DEBUG
LDFLAGS_COMMON
LDFLAGS_CMDLINE
LDFLAGS_CONFIG
LDFLAGS_SYSROOT
LDFLAGS_PATH
LDFLAGS_STRICT
LDFLAGS_UTIL
LDFLAGS_LAST
LDFLAGS_ONCE
PE_SUBSYSTEM
PE_IMAGE_BASE
NATIVE_CC
NATIVE_CPP
NATIVE_CXX
NATIVE_HOST
NATIVE_CFGHOST
NATIVE_CFLAGS
NATIVE_LDFLAGS
NATIVE_OS
NATIVE_OS_BITS
NATIVE_OS_UNDERSCORE