Probléme de glade2.12

Bonjour,
je fais une application avec glade2.12 je programme avec langue c lorsque je fais exécution ce programme à l'aide de termenal j'ai cet erreur avec la commende make :
xmenflis@ubuntu:~/Desktop/projetdefense$ make
make all-recursive
make[1]: Entering directory `/home/xmenflis/Desktop/projetdefense'
Making all in src
make[2]: Entering directory `/home/xmenflis/Desktop/projetdefense/src'
cd .. && /bin/bash /home/xmenflis/Desktop/projetdefense/missing automake-1.14 --gnu src/Makefile
automake-1.14: warning: autoconf input should be named 'configure.ac', not 'configure.in'
configure.in:4: warning: AM_INIT_AUTOMAKE: two- and three-arguments forms are deprecated. For more info, see:
configure.in:4: http://www.gnu.org/software/automake/manual/automake.html#Modernize-AM_005fINIT_005fAUTOMAKE-invocation
src/Makefile.am:18: error: blank line following trailing backslash
src/Makefile.am:3: warning: 'INCLUDES' is the old name for 'AM_CPPFLAGS' (or '*_CPPFLAGS')
automake-1.14: warning: autoconf input should be named 'configure.ac', not 'configure.in'
make[2]: *** [Makefile.in] Error 1
make[2]: Leaving directory `/home/xmenflis/Desktop/projetdefense/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/xmenflis/Desktop/projetdefense'
make: *** [all] Error 2