patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Problem: Xdiff doesn't use the Vim memory allocation functions.
Solution: Change the xdl_ defines. Check for out-of-memory. Rename
"ignored" to "vim_ignored".
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index 6e713c4..0a87f7b 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -2117,7 +2117,7 @@
if (st_old.st_uid != tmp_st.st_uid)
/* Changing the owner might fail, in which case the
* file will now owned by the current user, oh well. */
- ignored = fchown(fileno(fp_out), st_old.st_uid, -1);
+ vim_ignored = fchown(fileno(fp_out), st_old.st_uid, -1);
if (st_old.st_gid != tmp_st.st_gid
&& fchown(fileno(fp_out), -1, st_old.st_gid) == -1)
/* can't set the group to what it should be, remove