Allow execline binairies path definition

configure

@@ -17,6 +17,7 @@ Fine tuning of the installation directories:
   --datarootdir=DATAROOTDIR        read-only architecture-independent data root [PREFIX/share]
   --with-system-service=DIR        66 service intallation directory [DATAROOTDIR/$package_macro_dir/service]
   --with-system-seed=DIR           system trees default configuration[DATAROOTDIR/$package_macro_dir/seed]
+  --execlinedir=DIR                absolute path of execline binaries [BINDIR]
 
 Fine tunning of boot-user configuration:
   --DISPLAY_MANAGER=VALUE          display manager to use []
@@ -91,6 +92,7 @@ bindir='$exec_prefix/bin'
 datarootdir='$prefix/share'
 service_directory='$datarootdir/$package_macro_dir/service'
 seed_directory='$datarootdir/$package_macro_dir/seed'
+execlinedir='$bindir'
 DISPLAY_MANAGER=
 CONSOLE_TRACKER=
 XDG_RUNTIME='!yes'
@@ -106,6 +108,7 @@ for arg ; do
     --datarootdir=*) datarootdir=${arg#*=} ;;
     --with-system-service=*) service_directory=${arg#*=} ;;
     --with-system-seed=*) seed_directory=${arg#*=} ;;
+    --execlinedir=*) execlinedir=${arg#*=} ;;
     --DISPLAY_MANAGER=*) DISPLAY_MANAGER=${arg#*=} ;;
     --CONSOLE_TRACKER=*) CONSOLE_TRACKER=${arg#*=} ;;
     --XDG_RUNTIME=*) XDG_RUNTIME=${arg#*=} ;;
@@ -127,7 +130,7 @@ fi
 # Expand installation directories
 stripdir prefix
 for i in exec_prefix bindir datarootdir \
-		seed_directory service_directory; do
+		seed_directory service_directory execlinedir; do
   eval tmp=\${$i}
   eval $i=$tmp
   stripdir $i
@@ -186,6 +189,7 @@ datarootdir := $datarootdir
 service_directory := $service_directory
 seed_directory := $seed_directory
 package_macro_dir := $package_macro_dir
+execlinedir := $execlinedir
 $DISPLAY_MANAGER
 $CONSOLE_TRACKER
 $XDG_RUNTIME