diff --git a/src/gsad_base.c b/src/gsad_base.c
index 15433f9..6500902 100644
--- a/src/gsad_base.c
+++ b/src/gsad_base.c
@@ -312,8 +312,9 @@ xsl_transform_with_stylesheet (const char *xml_text,
 
   xsltFreeStylesheet (cur);
   xmlFreeDoc (res);
+#ifdef __GLIBC__
   malloc_trim (0);
-
+#endif
   return (char *) doc_txt_ptr;
 #else
   int content_fd;