blackbox: merge patch and fix linkage problem

--- a/configure	2005-11-03 03:27:16.000000000 -0500

+++ b/configure	2008-02-02 23:25:25.000000000 -0500

@@ -1980,12 +1980,6 @@ am__tar='${AMTAR} chof - "$$tardir"'; am

 test "x$prefix" = "xNONE" && prefix="$ac_default_prefix"

-CPPFLAGS="$CPPFLAGS -I$prefix/include"

-LDFLAGS="$LDFLAGS -L$prefix/lib"

-if test "x$prefix" != "x/usr/local"; then

-  CPPFLAGS="$CPPFLAGS -I/usr/local/include"

-  LDFLAGS="$LDFLAGS -L/usr/local/lib"

-fi

 ac_ext=c

 ac_cpp='$CPP $CPPFLAGS'

blackbox: merge existing patch and fix lpthread

Merge the current configure patch into this one so it will patch 

configure.ac instead. Also add pthread to libs to fix a linkage problem.

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>

--- blackbox-0.70.1/configure.ac.orig	2013-12-17 11:02:38.799055141 +0000

+++ blackbox-0.70.1/configure.ac	2013-12-17 11:09:08.421204545 +0000

@@ -8,14 +8,6 @@ AC_CONFIG_SRCDIR([src/blackbox.cc])

 dnl Determine default prefix

 test "x$prefix" = "xNONE" && prefix="$ac_default_prefix"

-dnl Look in the most logical places for external libraries

-CPPFLAGS="$CPPFLAGS -I$prefix/include"

-LDFLAGS="$LDFLAGS -L$prefix/lib"

-if test "x$prefix" != "x/usr/local"; then

-  CPPFLAGS="$CPPFLAGS -I/usr/local/include"

-  LDFLAGS="$LDFLAGS -L/usr/local/lib"

-fi

-

 dnl Locate required external software

 AC_PROG_CC

@@ -128,6 +120,10 @@ int main(int, char **)

                   [AC_MSG_RESULT([no])]

                  )

+dnl required pthread

+AC_CHECK_LIB([pthread],

+	     [pthread_cancel],

+	     [LIBS="$LIBS -lpthread"])

 dnl needed for some X11 libs

 AC_CHECK_LIB([nsl],

              [t_open],

BLACKBOX_DEPENDENCIES += libiconv

endif

BLACKBOX_AUTORECONF = YES

$(eval $(autotools-package))