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--- cfitsio-4.2.0/configure.ac 2022-10-31 14:40:23.000000000 -0400
+++ cfitsio-4.2.0/configure.ac 2023-07-14 11:45:00.797390794 -0400
@@ -170,11 +170,16 @@ AC_ARG_WITH(
[AS_HELP_STRING([--with-bzip2[[=PATH]]],[Enable bzip2 support. Optional path to the location of include/bzlib.h and lib/libbz2])],
[ if test "x$withval" != "xno"; then
if test "x$withval" = "xyes" ; then
- AC_CHECK_LIB([bz2],[main],[],[AC_MSG_ERROR(Unable to locate bz2 library needed when enabling bzip2 support; try specifying the path)])
+ AC_CHECK_LIB(
+ [bz2],
+ [main],
+ [LIBS="$LIBS -lbz2"; AC_DEFINE(HAVE_LIBBZ2) AC_CHECK_HEADERS(bzlib.h,[AC_DEFINE(HAVE_BZIP2,1,[Define if you want bzip2 read support])])],
+ []
+ )
else
BZIP2_PATH="${withval}"
+ AC_CHECK_HEADERS(bzlib.h,[AC_DEFINE(HAVE_BZIP2,1,[Define if you want bzip2 read support])])
fi
- AC_CHECK_HEADERS(bzlib.h,[AC_DEFINE(HAVE_BZIP2,1,[Define if you want bzip2 read support])])
fi
]
)
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