- AC_MSG_RESULT([ *** PNG Output target disabled])
- TARGET_PNG="no"
- AM_CONDITIONAL(HAVE_LIBPNG,false)
+ AC_CHECK_LIB(png12, png_write_row,[
+ PNG_LIBS="-lpng12"
+ AC_DEFINE(HAVE_LIBPNG,[])
+ AC_SUBST(PNG_LIBS)
+ AM_CONDITIONAL(HAVE_LIBPNG,true)
+ ],[
+ AC_MSG_RESULT([ *** PNG Output target disabled])
+ TARGET_PNG="no"
+ AM_CONDITIONAL(HAVE_LIBPNG,false)
+ ],[-lz -L${exec_prefix}/lib])
+],[-lz -L${exec_prefix}/lib])
+
+AC_CHECK_LIB(mng, mng_initialize,[
+ MNG_LIBS="-lmng -lz"
+ AC_DEFINE(HAVE_LIBMNG,[], [ Define if MNG library is available ] )
+ AC_SUBST(MNG_LIBS)
+ AM_CONDITIONAL(HAVE_LIBMNG,true)
+],[
+ AC_MSG_RESULT([ *** MNG Output target disabled])
+ TARGET_MNG="no"
+ AM_CONDITIONAL(HAVE_LIBMNG,false)