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AC_PATH_PROG(FIND, find)
AC_PATH_PROG(XARGS, xargs)
AC_PROG_CC
AC_PROG_CPP
AC_PROG_CXX dnl required for BeOS (and cannot be a conditional dependency)
AM_PROG_CC_C_O
AC_C_INLINE
dnl ===========================================================================
PKG_PROG_PKG_CONFIG()
if test "x$PKG_CONFIG" = x; then
AC_MSG_ERROR([pkg-config >= $PKGCONFIG_REQUIRED required but not found (https://pkgconfig.freedesktop.org/)])
fi
dnl Check for recent pkg-config which supports Requires.private
case `$PKG_CONFIG --version` in
[0.?|0.?.?|0.1[0-7]|0.1[0-7].?]) PKGCONFIG_REQUIRES="Requires"; ;;
*) PKGCONFIG_REQUIRES="Requires.private"; ;;
esac
AC_SUBST(PKGCONFIG_REQUIRES)
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