acinclude.m4. Added missing quotes in several places. * acinclude.m4: Likewise.
to avoid a warning * acinclude.m4: removed unused macros AC_CHECK_HEADER_IN_PATH, AC_LIB_XPM, AC_X_SHAPE_EXTENSION
* acinclude.m4: ... this * autogen.sh: simplified - no more tricks with mc-aclocal.m4 * Makefile.am: aclocal should scan "." for gettext.m4