* loadapi.c (gmk_eval): [SV 43221] Preserve var buff content for eval.
diff --git a/loadapi.c b/loadapi.c
index 0568cbd..acf6f84 100644
--- a/loadapi.c
+++ b/loadapi.c
@@ -39,9 +39,17 @@
 void
 gmk_eval (const char *buffer, const gmk_floc *floc)
 {
+  /* Preserve existing variable buffer context.  */
+  char *pbuf;
+  unsigned int plen;
+
+  install_variable_buffer (&pbuf, &plen);
+
   char *s = xstrdup (buffer);
   eval_buffer (s, floc);
   free (s);
+
+  restore_variable_buffer (pbuf, plen);
 }
 
 /* Expand a string and return an allocated buffer.