patch 8.2.4961: build error with a certain combination of features

Problem:    Build error with a certain combination of features.
Solution:   Adjust #if. (John Marriott)
diff --git a/src/memline.c b/src/memline.c
index 2cdd227..83344bc 100644
--- a/src/memline.c
+++ b/src/memline.c
@@ -3361,7 +3361,8 @@
 }
 
 
-#if defined(FEAT_SPELL) || defined(FEAT_QUICKFIX) || defined(PROTO)
+#if defined(FEAT_SPELL) || defined(FEAT_QUICKFIX) || defined(FEAT_PROP_POPUP) \
+	|| defined(PROTO)
 /*
  * Like ml_append() but for an arbitrary buffer.  The buffer must already have
  * a memline.
diff --git a/src/version.c b/src/version.c
index 52144c5..b8fb438 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4961,
+/**/
     4960,
 /**/
     4959,