diff --git a/daemon/codec.c b/daemon/codec.c
index a91ad25ba..225c40026 100644
--- a/daemon/codec.c
+++ b/daemon/codec.c
@@ -130,15 +130,15 @@ struct codec_ssrc_handler {
 
 	uint64_t skip_pts;
 
-	int rtp_mark:1;
+	unsigned int rtp_mark:1;
 };
 struct transcode_packet {
 	seq_packet_t p; // must be first
 	unsigned long ts;
 	str *payload;
 	struct codec_handler *handler;
-	int marker:1,
-	    ignore_seq:1;
+	unsigned int marker:1,
+	             ignore_seq:1;
 	int (*func)(struct codec_ssrc_handler *, struct transcode_packet *, struct media_packet *);
 	int (*dup_func)(struct codec_ssrc_handler *, struct transcode_packet *, struct media_packet *);
 	struct rtp_header rtp;
diff --git a/daemon/poller.c b/daemon/poller.c
index 20478d3c7..535b8a1eb 100644
--- a/daemon/poller.c
+++ b/daemon/poller.c
@@ -33,8 +33,8 @@ struct poller_item_int {
 	struct obj			obj;
 	struct poller_item		item;
 
-	int				blocked:1;
-	int				error:1;
+	unsigned int			blocked:1;
+	unsigned int			error:1;
 };
 
 struct poller {
diff --git a/daemon/rtcp.c b/daemon/rtcp.c
index 538a8a1b1..8580341c2 100644
--- a/daemon/rtcp.c
+++ b/daemon/rtcp.c
@@ -249,7 +249,7 @@ struct rtcp_process_ctx {
 	int json_init_len;
 
 	// verdict
-	int discard:1;
+	unsigned int discard:1;
 };
 // all available methods
 struct rtcp_handler {
diff --git a/daemon/sdp.c b/daemon/sdp.c
index 5995bfebf..e8c165c2f 100644
--- a/daemon/sdp.c
+++ b/daemon/sdp.c
@@ -33,13 +33,13 @@ struct sdp_origin {
 	struct network_address address;
 	unsigned long long version_num;
 	size_t version_output_pos;
-	int parsed:1;
+	unsigned int parsed:1;
 };
 
 struct sdp_connection {
 	str s;
 	struct network_address address;
-	int parsed:1;
+	unsigned int parsed:1;
 };
 
 struct sdp_attributes {
@@ -97,7 +97,7 @@ struct attribute_candidate {
 	str related_port_str;
 
 	struct ice_candidate cand_parsed;
-	int parsed:1;
+	unsigned int parsed:1;
 };
 
 struct attribute_crypto {
@@ -118,9 +118,9 @@ struct attribute_crypto {
 	u_int64_t lifetime;
 	unsigned char mki[256];
 	unsigned int mki_len;
-	int unencrypted_srtcp:1,
-	    unencrypted_srtp:1,
-	    unauthenticated_srtp:1;
+	unsigned int unencrypted_srtcp:1,
+	             unencrypted_srtp:1,
+	             unauthenticated_srtp:1;
 };
 
 struct attribute_ssrc {
diff --git a/include/bencode.h b/include/bencode.h
index e729c9b70..e271371cc 100644
--- a/include/bencode.h
+++ b/include/bencode.h
@@ -41,7 +41,7 @@ struct bencode_item {
 struct bencode_buffer {
 	struct __bencode_buffer_piece *pieces;
 	struct __bencode_free_list *free_list;
-	int error:1;		/* set to !0 if allocation failed at any point */
+	unsigned int error:1;	/* set to !0 if allocation failed at any point */
 };
 
 
diff --git a/include/call.h b/include/call.h
index 7745e1c0e..8a2e24ca6 100644
--- a/include/call.h
+++ b/include/call.h
@@ -234,7 +234,7 @@ struct endpoint_map {
 	unsigned int		num_ports;
 	const struct logical_intf *logical_intf;
 	GQueue			intf_sfds; /* list of struct intf_list - contains stream_fd list */
-	int			wildcard:1;
+	unsigned int		wildcard:1;
 };
 
 struct loop_protector {
@@ -375,9 +375,9 @@ struct call_monologue {
 	unsigned long long	sdp_version;
 	GString			*last_sdp;
 
-	int			block_dtmf:1;
-	int			block_media:1;
-	int			rec_forwarding:1;
+	unsigned int		block_dtmf:1;
+	unsigned int		block_media:1;
+	unsigned int		rec_forwarding:1;
 };
 
 struct call {
@@ -414,13 +414,13 @@ struct call {
 	struct recording 	*recording;
 	str			metadata;
 
-	int			block_dtmf:1;
-	int			block_media:1;
-	int			recording_on:1;
-	int			rec_forwarding:1;
-	int			drop_traffic:1;
-	int			foreign_call:1; // created_via_redis_notify call
-	int			disable_jb:1;
+	unsigned int		block_dtmf:1;
+	unsigned int		block_media:1;
+	unsigned int		recording_on:1;
+	unsigned int		rec_forwarding:1;
+	unsigned int		drop_traffic:1;
+	unsigned int		foreign_call:1; // created_via_redis_notify call
+	unsigned int		disable_jb:1;
 };
 
 
diff --git a/include/call_interfaces.h b/include/call_interfaces.h
index c6c4c1b9c..3b43908f1 100644
--- a/include/call_interfaces.h
+++ b/include/call_interfaces.h
@@ -63,70 +63,70 @@ struct sdp_ng_flags {
 		ICE_LITE_BKW,
 		ICE_LITE_BOTH,
 	} ice_lite_option:2;
-	int asymmetric:1,
-	    protocol_accept:1,
-	    no_redis_update:1,
-	    unidirectional:1,
-	    trust_address:1,
-	    port_latching:1,
-	    no_port_latching:1,
-	    replace_origin:1,
-	    replace_sess_conn:1,
-	    replace_sdp_version:1,
-	    replace_zero_address:1,
-	    rtcp_mux_offer:1,
-	    rtcp_mux_require:1,
-	    rtcp_mux_demux:1,
-	    rtcp_mux_accept:1,
-	    rtcp_mux_reject:1,
-	    no_rtcp_attr:1,
-	    full_rtcp_attr:1,
-	    generate_rtcp:1,
-	    generate_rtcp_off:1,
-	    generate_mid:1,
-	    strict_source:1,
-	    media_handover:1,
-	    dtls_passive:1,
-	    dtls_reverse_passive:1,
-	    osrtp_accept:1,
-	    osrtp_offer:1,
-	    reset:1,
-	    all:1,
-	    fragment:1,
-	    record_call:1,
-	    loop_protect:1,
-	    original_sendrecv:1,
-	    asymmetric_codecs:1,
-	    symmetric_codecs:1,
-	    reorder_codecs:1,
-	    single_codec:1,
-	    inject_dtmf:1,
-	    t38_decode:1,
-	    t38_force:1,
-	    t38_stop:1,
-	    t38_no_ecm:1,
-	    t38_no_v17:1,
-	    t38_no_v27ter:1,
-	    t38_no_v29:1,
-	    t38_no_v34:1,
-	    t38_no_iaf:1,
-	    t38_fec:1,
-	    supports_load_limit:1,
-	    dtls_off:1,
-	    sdes_off:1,
-	    sdes_unencrypted_srtp:1,
-	    sdes_unencrypted_srtcp:1,
-	    sdes_unauthenticated_srtp:1,
-	    sdes_encrypted_srtp:1,
-	    sdes_encrypted_srtcp:1,
-	    sdes_authenticated_srtp:1,
-	    sdes_lifetime:1,
-	    sdes_pad:1,
-	    drop_traffic_start:1,
-	    drop_traffic_stop:1,
-	    passthrough_on:1,
-	    passthrough_off:1,
-	    disable_jb:1;
+	unsigned int asymmetric:1,
+	             protocol_accept:1,
+	             no_redis_update:1,
+	             unidirectional:1,
+	             trust_address:1,
+	             port_latching:1,
+	             no_port_latching:1,
+	             replace_origin:1,
+	             replace_sess_conn:1,
+	             replace_sdp_version:1,
+	             replace_zero_address:1,
+	             rtcp_mux_offer:1,
+	             rtcp_mux_require:1,
+	             rtcp_mux_demux:1,
+	             rtcp_mux_accept:1,
+	             rtcp_mux_reject:1,
+	             no_rtcp_attr:1,
+	             full_rtcp_attr:1,
+	             generate_rtcp:1,
+	             generate_rtcp_off:1,
+	             generate_mid:1,
+	             strict_source:1,
+	             media_handover:1,
+	             dtls_passive:1,
+	             dtls_reverse_passive:1,
+	             osrtp_accept:1,
+	             osrtp_offer:1,
+	             reset:1,
+	             all:1,
+	             fragment:1,
+	             record_call:1,
+	             loop_protect:1,
+	             original_sendrecv:1,
+	             asymmetric_codecs:1,
+	             symmetric_codecs:1,
+	             reorder_codecs:1,
+	             single_codec:1,
+	             inject_dtmf:1,
+	             t38_decode:1,
+	             t38_force:1,
+	             t38_stop:1,
+	             t38_no_ecm:1,
+	             t38_no_v17:1,
+	             t38_no_v27ter:1,
+	             t38_no_v29:1,
+	             t38_no_v34:1,
+	             t38_no_iaf:1,
+	             t38_fec:1,
+	             supports_load_limit:1,
+	             dtls_off:1,
+	             sdes_off:1,
+	             sdes_unencrypted_srtp:1,
+	             sdes_unencrypted_srtcp:1,
+	             sdes_unauthenticated_srtp:1,
+	             sdes_encrypted_srtp:1,
+	             sdes_encrypted_srtcp:1,
+	             sdes_authenticated_srtp:1,
+	             sdes_lifetime:1,
+	             sdes_pad:1,
+	             drop_traffic_start:1,
+	             drop_traffic_stop:1,
+	             passthrough_on:1,
+	             passthrough_off:1,
+	             disable_jb:1;
 };
 
 
diff --git a/include/codec.h b/include/codec.h
index a4ab10567..664e53ac8 100644
--- a/include/codec.h
+++ b/include/codec.h
@@ -31,10 +31,10 @@ struct codec_handler {
 	int dtmf_payload_type;
 	int cn_payload_type;
 	codec_handler_func *func;
-	int kernelize:1;
-	int transcoder:1;
-	int dtmf_scaler:1;
-	int pcm_dtmf_detect:1;
+	unsigned int kernelize:1;
+	unsigned int transcoder:1;
+	unsigned int dtmf_scaler:1;
+	unsigned int pcm_dtmf_detect:1;
 
 	struct ssrc_hash *ssrc_hash;
 	struct codec_handler *output_handler; // == self, or other PT handler
diff --git a/include/crypto.h b/include/crypto.h
index 5af7d687e..7842de535 100644
--- a/include/crypto.h
+++ b/include/crypto.h
@@ -63,9 +63,9 @@ struct crypto_suite {
 };
 
 struct crypto_session_params {
-	int unencrypted_srtcp:1,
-	    unencrypted_srtp:1,
-	    unauthenticated_srtp:1;
+	unsigned int unencrypted_srtcp:1,
+	             unencrypted_srtp:1,
+	             unauthenticated_srtp:1;
 };
 
 struct crypto_params {
@@ -95,7 +95,7 @@ struct crypto_context {
 
 	void *session_key_ctx[2];
 
-	int have_session_key:1;
+	unsigned int have_session_key:1;
 };
 
 
diff --git a/include/dtls.h b/include/dtls.h
index ebb192362..04c751460 100644
--- a/include/dtls.h
+++ b/include/dtls.h
@@ -53,9 +53,9 @@ struct dtls_connection {
 	SSL *ssl;
 	BIO *r_bio, *w_bio;
 	void *ptr;
-	int init:1,
-	    active:1,
-	    connected:1;
+	unsigned int init:1,
+	             active:1,
+	             connected:1;
 };
 
 
diff --git a/include/ice.h b/include/ice.h
index 7ca2b1495..108daa7cb 100644
--- a/include/ice.h
+++ b/include/ice.h
@@ -99,7 +99,7 @@ struct ice_candidate_pair {
 	unsigned int		retransmits;
 	struct ice_agent	*agent;
 	u_int64_t		pair_priority;
-	int			was_controlling:1,
+	unsigned int		was_controlling:1,
 				was_nominated:1;
 };
 
diff --git a/include/media_socket.h b/include/media_socket.h
index f5d8311d0..f39559c5c 100644
--- a/include/media_socket.h
+++ b/include/media_socket.h
@@ -44,11 +44,11 @@ struct transport_protocol {
 	const char			*name;
 	enum transport_protocol_index	avpf_proto;
 	enum transport_protocol_index	osrtp_proto;
-	int				rtp:1; /* also set to 1 for SRTP */
-	int				srtp:1;
-	int				osrtp:1;
-	int				avpf:1;
-	int				tcp:1;
+	unsigned int			rtp:1; /* also set to 1 for SRTP */
+	unsigned int			srtp:1;
+	unsigned int			osrtp:1;
+	unsigned int			avpf:1;
+	unsigned int			tcp:1;
 };
 extern const struct transport_protocol transport_protocols[];
 
diff --git a/include/stun.h b/include/stun.h
index 08488a08b..f80a3aab9 100644
--- a/include/stun.h
+++ b/include/stun.h
@@ -25,9 +25,9 @@ struct stun_attrs {
 	u_int64_t tiebreaker;
 	endpoint_t mapped;
 	unsigned int error_code;
-	int use:1,
-	    controlled:1,
-	    controlling:1;
+	unsigned int use:1,
+	             controlled:1,
+	             controlling:1;
 };
 
 
diff --git a/include/t38.h b/include/t38.h
index d95716862..3eb9a0625 100644
--- a/include/t38.h
+++ b/include/t38.h
@@ -12,17 +12,17 @@ struct t38_options {
 	int max_ifp;
 	int max_datagram;
 
-	int local_tcf:1;
-	int fill_bit_removal:1;
-	int transcoding_mmr:1;
-	int transcoding_jbig:1;
-
-	int no_ecm:1;
-	int no_v17:1;
-	int no_v27ter:1;
-	int no_v29:1;
-	int no_v34:1;
-	int no_iaf:1;
+	unsigned int local_tcf:1;
+	unsigned int fill_bit_removal:1;
+	unsigned int transcoding_mmr:1;
+	unsigned int transcoding_jbig:1;
+
+	unsigned int no_ecm:1;
+	unsigned int no_v17:1;
+	unsigned int no_v27ter:1;
+	unsigned int no_v29:1;
+	unsigned int no_v34:1;
+	unsigned int no_iaf:1;
 };
 
 
diff --git a/kernel-module/xt_RTPENGINE.h b/kernel-module/xt_RTPENGINE.h
index 82b6f8612..107a413dc 100644
--- a/kernel-module/xt_RTPENGINE.h
+++ b/kernel-module/xt_RTPENGINE.h
@@ -112,7 +112,7 @@ struct rtpengine_target_info {
 	unsigned int			num_payload_types;
 
 	unsigned char			tos;
-	int				rtcp_mux:1,
+	unsigned int			rtcp_mux:1,
 					dtls:1,
 					stun:1,
 					rtp:1,
diff --git a/lib/codeclib.h b/lib/codeclib.h
index cda735ce9..3d081467b 100644
--- a/lib/codeclib.h
+++ b/lib/codeclib.h
@@ -103,10 +103,10 @@ union codec_options_u {
 		unsigned int mode_set; // bitfield
 		int mode_change_period;
 		int mode_change_interval;
-		int octet_aligned:1;
-		int crc:1;
-		int robust_sorting:1;
-		int mode_change_neighbor:1;
+		unsigned int octet_aligned:1;
+		unsigned int crc:1;
+		unsigned int robust_sorting:1;
+		unsigned int mode_change_neighbor:1;
 
 		const unsigned int *bits_per_frame;
 		const unsigned int *bitrates;
@@ -142,12 +142,12 @@ struct codec_def_s {
 	// filled in by codeclib_init()
 	str rtpname_str;
 	int rfc_payload_type;
-	int support_encoding:1,
-	    support_decoding:1;
+	unsigned int support_encoding:1,
+	             support_decoding:1;
 
 	// flags
-	int supplemental:1,
-	    dtmf:1; // special case
+	unsigned int supplemental:1,
+	             dtmf:1; // special case
 
 	const codec_type_t *codec_type;
 
diff --git a/lib/rtplib.h b/lib/rtplib.h
index f29b11ce0..ad28fbde5 100644
--- a/lib/rtplib.h
+++ b/lib/rtplib.h
@@ -33,7 +33,7 @@ struct rtp_payload_type {
 
 	const codec_def_t *codec_def;
 
-	int for_transcoding:1;
+	unsigned int for_transcoding:1;
 };
 
 
diff --git a/recording-daemon/types.h b/recording-daemon/types.h
index 7b792c739..435ae1dcc 100644
--- a/recording-daemon/types.h
+++ b/recording-daemon/types.h
@@ -54,7 +54,7 @@ struct stream_s {
 	unsigned long tag;
 	int fd;
 	handler_t handler;
-	int forwarding_on:1;
+	unsigned int forwarding_on:1;
 };
 typedef struct stream_s stream_t;
 
@@ -91,7 +91,7 @@ struct ssrc_s {
 	SSL *ssl;
 	struct streambuf *tls_fwd_stream;
 	struct poller tls_fwd_poller;
-	int sent_intro:1;
+	unsigned int sent_intro:1;
 };
 typedef struct ssrc_s ssrc_t;
 
@@ -134,8 +134,8 @@ struct metafile_s {
 	int payload_ptimes[128];
 	int media_ptimes[4];
 
-	int recording_on:1;
-	int forwarding_on:1;
+	unsigned int recording_on:1;
+	unsigned int forwarding_on:1;
 };
 
 
diff --git a/t/tests-preload.c b/t/tests-preload.c
index 9906fc95b..7c6d011a3 100644
--- a/t/tests-preload.c
+++ b/t/tests-preload.c
@@ -22,8 +22,8 @@ typedef struct {
 	    wanted_protocol;
 	char unix_path[256];
 	struct sockaddr_storage sockname;
-	int open:1,
-	    bound:1;
+	unsigned int open:1,
+	             bound:1;
 } socket_t;
 
 typedef struct {