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diff --git a/jack_capture.c b/jack_capture.c
index b2d15a1..ccbfa5c 100644
--- a/jack_capture.c
+++ b/jack_capture.c
@@ -20,6 +20,8 @@
#include "das_config.h"
+#define _GNU_SOURCE 1
+
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
@@ -900,54 +902,6 @@ static void stop_helper_thread(void){
/////////////////////////////////////////////////////////////////////
-#ifndef __USE_GNU
-/* This code has been derived from an example in the glibc2 documentation.
- * "asprintf() implementation for braindamaged operating systems"
- * Copyright (C) 1991, 1994-1999, 2000, 2001 Free Software Foundation, Inc.
- */
-#ifdef _WIN32
-#define vsnprintf _vsnprintf
-#endif
-#ifndef __APPLE__
-int asprintf(char **buffer, char *fmt, ...) {
- /* Guess we need no more than 200 chars of space. */
- int size = 200;
- int nchars;
- va_list ap;
-
- *buffer = (char*)malloc(size);
- if (*buffer == NULL) return -1;
-
- /* Try to print in the allocated space. */
- va_start(ap, fmt);
- nchars = vsnprintf(*buffer, size, fmt, ap);
- va_end(ap);
-
- if (nchars >= size)
- {
- char *tmpbuff;
- /* Reallocate buffer now that we know how much space is needed. */
- size = nchars+1;
- tmpbuff = (char*)realloc(*buffer, size);
-
- if (tmpbuff == NULL) { /* we need to free it*/
- free(*buffer);
- return -1;
- }
-
- *buffer=tmpbuff;
- /* Try again. */
- va_start(ap, fmt);
- nchars = vsnprintf(*buffer, size, fmt, ap);
- va_end(ap);
- }
-
- if (nchars < 0) return nchars;
- return size;
-}
-#endif
-#endif
-
#define ARGS_ADD_ARGV(FMT,ARG) \
argv=(char**) realloc((void*)argv, (argc+2)*sizeof(char*)); \
asprintf(&argv[argc++], FMT, ARG); argv[argc] = 0;
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