Fix all references to config.h

config.h is created in $(top_buildir)/config.h.
Let's make sure all CPPFLAGS add correct -Ipath includes,
and that all code includes the correct file.

Change-Id: Ie9ea38bb009bc715b01cde4d66d181f7bec2e7bd
diff --git a/src/core/Makefile.am b/src/core/Makefile.am
index 2cfb281..9b812ce 100644
--- a/src/core/Makefile.am
+++ b/src/core/Makefile.am
@@ -3,7 +3,7 @@
 # before making any modifications: https://www.gnu.org/software/libtool/manual/html_node/Versioning.html
 LIBVERSION=19:0:0
 
-AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_builddir)/include
+AM_CPPFLAGS = -I$(top_srcdir)/include -I$(top_builddir)/include -I$(top_builddir)
 AM_CFLAGS = -Wall $(TALLOC_CFLAGS) $(PTHREAD_CFLAGS) $(LIBSCTP_CFLAGS) $(LIBMNL_CFLAGS)
 
 if ENABLE_PSEUDOTALLOC
diff --git a/src/core/gsmtap_util.c b/src/core/gsmtap_util.c
index 2571b85..cb7538b 100644
--- a/src/core/gsmtap_util.c
+++ b/src/core/gsmtap_util.c
@@ -19,7 +19,7 @@
  *
  */
 
-#include "../config.h"
+#include "config.h"
 
 #include <osmocom/core/gsmtap_util.h>
 #include <osmocom/core/logging.h>
diff --git a/src/core/it_q.c b/src/core/it_q.c
index fda6c1f..a3ff420 100644
--- a/src/core/it_q.c
+++ b/src/core/it_q.c
@@ -32,7 +32,7 @@
  * and call a queue-specific callback function.
  */
 
-#include "../config.h"
+#include "config.h"
 
 #ifdef HAVE_SYS_EVENTFD_H
 
diff --git a/src/core/logging.c b/src/core/logging.c
index ce42e4c..938c65f 100644
--- a/src/core/logging.c
+++ b/src/core/logging.c
@@ -25,7 +25,7 @@
  *
  * \file logging.c */
 
-#include "../config.h"
+#include "config.h"
 
 #include <stdarg.h>
 #include <stdlib.h>
diff --git a/src/core/logging_gsmtap.c b/src/core/logging_gsmtap.c
index cc95388..dfd059b 100644
--- a/src/core/logging_gsmtap.c
+++ b/src/core/logging_gsmtap.c
@@ -27,7 +27,7 @@
  *  @{
  * \file logging_gsmtap.c */
 
-#include "../config.h"
+#include "config.h"
 
 #include <stdarg.h>
 #include <stdlib.h>
diff --git a/src/core/logging_syslog.c b/src/core/logging_syslog.c
index 2090856..1153bdf 100644
--- a/src/core/logging_syslog.c
+++ b/src/core/logging_syslog.c
@@ -22,7 +22,7 @@
  *  @{
  * \file logging_syslog.c */
 
-#include "../config.h"
+#include "config.h"
 
 #ifdef HAVE_SYSLOG_H
 
diff --git a/src/core/panic.c b/src/core/panic.c
index 6c92522..bbf6d08 100644
--- a/src/core/panic.c
+++ b/src/core/panic.c
@@ -27,7 +27,7 @@
 #include <osmocom/core/panic.h>
 #include <osmocom/core/backtrace.h>
 
-#include "../config.h"
+#include "config.h"
 
 
 static osmo_panic_handler_t osmo_panic_handler = (void*)0;
diff --git a/src/core/plugin.c b/src/core/plugin.c
index 5f44a40..687ad40 100644
--- a/src/core/plugin.c
+++ b/src/core/plugin.c
@@ -23,7 +23,7 @@
  *  @{
  * \file plugin.c */
 
-#include "../config.h"
+#include "config.h"
 
 #if HAVE_DLFCN_H
 
diff --git a/src/core/select.c b/src/core/select.c
index 026d457..72f794f 100644
--- a/src/core/select.c
+++ b/src/core/select.c
@@ -36,7 +36,7 @@
 #include <osmocom/core/stat_item.h>
 #include <osmocom/core/stats_tcp.h>
 
-#include "../config.h"
+#include "config.h"
 
 #if defined(HAVE_SYS_SELECT_H) && defined(HAVE_POLL_H)
 #include <sys/select.h>
diff --git a/src/core/socket.c b/src/core/socket.c
index ee49c27..43736e0 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -17,7 +17,7 @@
  *
  */
 
-#include "../config.h"
+#include "config.h"
 
 /*! \addtogroup socket
  *  @{
diff --git a/src/core/utils.c b/src/core/utils.c
index 2012b74..231b65c 100644
--- a/src/core/utils.c
+++ b/src/core/utils.c
@@ -459,7 +459,7 @@
 	__attribute__((weak, alias("osmo_hexdump_nospc")));
 #endif
 
-#include "../config.h"
+#include "config.h"
 #ifdef HAVE_CTYPE_H
 #include <ctype.h>
 /*! Convert an entire string to lower case