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- --- libpng-static-1.6.50.orig/configure.ac
- +++ libpng-static-1.6.50/configure.ac
- @@ -167,15 +167,6 @@ AC_CHECK_FUNCS([pow], ,
- AC_CHECK_FUNC([clock_gettime], , [AC_MSG_WARN([not building timepng])])
- AM_CONDITIONAL([HAVE_CLOCK_GETTIME], [test "$ac_cv_func_clock_gettime" = "yes"])
-
- -AC_ARG_WITH(zlib-prefix,
- - AS_HELP_STRING([[[--with-zlib-prefix]]],
- - [prefix that may have been used in installed zlib]),
- - [ZPREFIX=${withval}],
- - [ZPREFIX='z_'])
- -AC_CHECK_LIB([z], [zlibVersion], ,
- - [AC_CHECK_LIB([z], [${ZPREFIX}zlibVersion], ,
- - [AC_MSG_ERROR([zlib not installed])])])
- -
- # The following is for pngvalid, to ensure it catches FP errors even on
- # platforms that don't enable FP exceptions, the function appears in the math
- # library (typically), it's not an error if it is not found.
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