gettext

c2f4355a - Prefer documented autoconf macro 'm4_if' over 'ifelse'.

Prefer documented autoconf macro 'm4_if' over 'ifelse'. * gettext-runtime/m4/gettext.m4 (AM_GNU_GETTEXT): Use m4_if instead of ifelse. * gettext-runtime/m4/progtest.m4 (AM_PATH_PROG_WITH_TEST): Likewise.