add, merge, diff: do not use strcasecmp to compare config variable names

diff --git a/xdiff-interface.c b/xdiff-interface.c
index 164581f87f49935f0d1b1885420960a4d11dea56..0e2c169227ad29b5bf546c6c1b97e1a1d8ed7409 100644 (file)
--- a/xdiff-interface.c
+++ b/xdiff-interface.c
@@ -347,7 +347,7 @@ int git_xmerge_style = -1;
 
 int git_xmerge_config(const char *var, const char *value, void *cb)
 {
-       if (!strcasecmp(var, "merge.conflictstyle")) {
+       if (!strcmp(var, "merge.conflictstyle")) {
                if (!value)
                        die("'%s' is not a boolean", var);
                if (!strcmp(value, "diff3"))