--- src/util/debug_util.c.orig	2017-11-16 07:13:16.000000000 +0100
+++ src/util/debug_util.c	2017-11-18 21:39:20.788717791 +0100
@@ -26,7 +26,10 @@
  */
 
 /** \cond */
+#include <features.h>
+#ifdef __GLIBC__
 #include <execinfo.h>
+#endif
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -89,16 +92,22 @@
    if (debug)
       printf("(%s) Starting.  stack_adjust = %d\n", __func__, stack_adjust);
 
-   int j, nptrs;
+   int j, nptrs = 0;
+#ifdef __GLIBC__
    const int MAX_ADDRS = 100;
    void *buffer[MAX_ADDRS];
-   char **strings;
+#endif
+   char **strings = NULL;
 
+#ifdef __GLIBC__
    nptrs = backtrace(buffer, MAX_ADDRS);
+#endif
    if (debug)
       printf("(%s) backtrace() returned %d addresses\n", __func__, nptrs);
 
+#ifdef __GLIBC__
    strings = backtrace_symbols(buffer, nptrs);
+#endif
    if (strings == NULL) {
       perror("backtrace_symbols unavailable");
    }
--- src/util/edid.h.orig	2017-11-16 07:13:16.000000000 +0100
+++ src/util/edid.h	2017-11-17 21:29:05.725854175 +0100
@@ -36,6 +36,7 @@
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/types.h>
 /** \endcond */
 
 #include "coredefs.h"