Partial revert "Fix most compiler warnings with gcc-4.9.2"

Most of the "fixes" have nothing to do with gcc-4.9.2 but are a
question of ABI/Architecture (e.g. x86 vs. AMD64). Revert these
for now.

This partially reverts commit 7b1d25a11e44bbc1cb0d2acd9f1a3d4a16ec7c90.

abis_test.c: In function ‘test_simple_sw_config’:
abis_test.c:68:2: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=]
  printf("Start: %ld len: %zu\n", descr[0].start - simple_config, descr[0].len);
  ^
abis_test.c: In function ‘test_dual_sw_config’:
abis_test.c:111:2: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=]
  printf("Start: %ld len: %zu\n", descr[0].start - dual_config, descr[0].len);
  ^
abis_test.c:115:2: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=]
  printf("Start: %ld len: %zu\n", descr[1].start - dual_config, descr[1].len);
  ^
abis_test.c: In function ‘test_sw_selection’:
abis_test.c:132:2: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=]
  printf("Start: %ld len: %zu\n", descr[0].start - load_config, descr[0].len);
  ^
abis_test.c:136:2: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=]
  printf("Start: %ld len: %zu\n", descr[1].start - load_config, descr[1].len);

1 files changed, 1 insertions, 1 deletions

diff --git a/openbsc/src/libmgcp/mgcp_protocol.c b/openbsc/src/libmgcp/mgcp_protocol.c
index f22dd2012..ccd15e842 100644
--- a/openbsc/src/libmgcp/mgcp_protocol.c
+++ b/openbsc/src/libmgcp/mgcp_protocol.c
@@ -309,7 +309,7 @@ static int write_response_sdp(struct mgcp_endpoint *endp,
 	return len;
 
 buffer_too_small:
-	LOGP(DMGCP, LOGL_ERROR, "SDP buffer too small: %zd (needed %d)\n",
+	LOGP(DMGCP, LOGL_ERROR, "SDP buffer too small: %zu (needed %d)\n",
 	     size, len);
 	return -1;
 }