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--- cfitsio-4.2.0/configure 2022-10-31 14:40:23.000000000 -0400
+++ cfitsio-4.2.0/configure 2023-07-14 11:46:53.298055665 -0400
@@ -15493,19 +15493,24 @@ fi
printf "%s\n" "$ac_cv_lib_bz2_main" >&6; }
if test "x$ac_cv_lib_bz2_main" = xyes
then :
- printf "%s\n" "#define HAVE_LIBBZ2 1" >>confdefs.h
+ LIBS="$LIBS -lbz2"; printf "%s\n" "#define HAVE_LIBBZ2 1" >>confdefs.h
+ for ac_header in bzlib.h
+do :
+ ac_fn_c_check_header_compile "$LINENO" "bzlib.h" "ac_cv_header_bzlib_h" "$ac_includes_default"
+if test "x$ac_cv_header_bzlib_h" = xyes
+then :
+ printf "%s\n" "#define HAVE_BZLIB_H 1" >>confdefs.h
- LIBS="-lbz2 $LIBS"
+printf "%s\n" "#define HAVE_BZIP2 1" >>confdefs.h
-else case e in #(
- e) as_fn_error $? "Unable to locate bz2 library needed when enabling bzip2 support; try specifying the path" "$LINENO" 5 ;;
-esac
+fi
+
+done
fi
else
BZIP2_PATH="${withval}"
- fi
- for ac_header in bzlib.h
+ for ac_header in bzlib.h
do :
ac_fn_c_check_header_compile "$LINENO" "bzlib.h" "ac_cv_header_bzlib_h" "$ac_includes_default"
if test "x$ac_cv_header_bzlib_h" = xyes
@@ -15517,6 +15522,7 @@ printf "%s\n" "#define HAVE_BZIP2 1" >>confdefs.h
fi
done
+ fi
fi
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