- AC_DEFUN([AX_PROG_SPHINX_BUILD], [
- AC_CHECK_PROGS([PERL], [perl])
- AC_CHECK_PROGS([DPKG_GENSYMBOLS], [dpkg-gensymbols], [:])
- AC_CHECK_PROGS([LCOV], [lcov], [echo lcov not found])
- AC_CHECK_PROGS([LCOV_GENHTML], [genhtml], [echo genhtml not found])
+AC_DEFUN([AX_PROG_SPHINX_BUILD],
+ [AC_PREREQ([2.63])dnl
+ AC_CHECK_PROGS([PERL], [perl])
+ AC_CHECK_PROGS([DPKG_GENSYMBOLS], [dpkg-gensymbols], [:])
+ AC_CHECK_PROGS([LCOV], [lcov], [echo lcov not found])
+ AC_CHECK_PROGS([LCOV_GENHTML], [genhtml], [echo genhtml not found])