diff --git a/libs/openzap/src/include/sangoma_tdm_api.h b/libs/openzap/src/include/sangoma_tdm_api.h
index 24f601c2de..a58caf5d8d 100644
--- a/libs/openzap/src/include/sangoma_tdm_api.h
+++ b/libs/openzap/src/include/sangoma_tdm_api.h
@@ -33,34 +33,34 @@
 
 /* sang_api.h(74) : warning C4201: nonstandard extension used : nameless struct/union */
 
-/* wanpipe_defines.h(219) : warning C4214: nonstandard extension used : bit field types other than int */
+/* wanpipe_defines.h(219) : warning C4214: nonstandard extension used : bit field types other than int */
 /* wanpipe_defines.h(220) : warning C4214: nonstandard extension used : bit field types other than int */
 /* this will break for any compilers that are strict ansi or strict c99 */
 
 /* The following definition for that struct should resolve this warning and work for 32 and 64 bit */
 #if 0
-struct iphdr {
-	
-#if defined(__LITTLE_ENDIAN_BITFIELD)
-	unsigned    ihl:4,
-							version:4;
-#elif defined (__BIG_ENDIAN_BITFIELD)
-	unsigned    version:4,
-							ihl:4;
-#else
-# error  "unknown byteorder!"
-#endif
-	unsigned    tos:8;
-	unsigned		tot_len:16;
-	unsigned		id:16;
-	unsigned		frag_off:16;
-	__u8    ttl;
-	__u8    protocol;
-	__u16   check;
-	__u32   saddr;
-	__u32   daddr;
-	/*The options start here. */
-};
+struct iphdr {
+	
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	unsigned    ihl:4,
+							version:4;
+#elif defined (__BIG_ENDIAN_BITFIELD)
+	unsigned    version:4,
+							ihl:4;
+#else
+# error  "unknown byteorder!"
+#endif
+	unsigned    tos:8;
+	unsigned		tot_len:16;
+	unsigned		id:16;
+	unsigned		frag_off:16;
+	__u8    ttl;
+	__u8    protocol;
+	__u16   check;
+	__u32   saddr;
+	__u32   daddr;
+	/*The options start here. */
+};
 #endif /* #if 0 */
 
 #define __inline__ __inline
@@ -90,7 +90,7 @@ struct iphdr {
 /* what should the returns from this function be?? */
 /* I dont think they are currently consistant between windows and *nix */
 #ifdef __WINDOWS__
-static __inline__ int tdmv_api_ioctl(sng_fd_t fd, wanpipe_tdm_api_cmd_t *tdm_api_cmd)
+static __inline__ int tdmv_api_ioctl(sng_fd_t fd, wanpipe_tdm_api_t *tdm_api_cmd)
 {
 	/* can we make the structure passed for this on nix and windows the same */
 	/* so we don't have to do the extra 2 memcpy's on windows for this ? */
@@ -129,7 +129,7 @@ static __inline__ int tdmv_api_ioctl(sng_fd_t fd, wanpipe_tdm_api_cmd_t *tdm_api
 }
 
 #else
-static __inline__ int tdmv_api_ioctl(sng_fd_t fd, wanpipe_tdm_api_cmd_t *tdm_api_cmd)
+static __inline__ int tdmv_api_ioctl(sng_fd_t fd, wanpipe_tdm_api_t *tdm_api_cmd)
 {
 	return ioctl(fd, SIOC_WANPIPE_TDM_API, tdm_api_cmd);
 }
@@ -291,22 +291,22 @@ static __inline__ int tdmv_api_wait_socket(sng_fd_t fd, int timeout, int flags)
 /* we need some what to select if we are reading regular tdm msgs or events */
 /* need to either have 2 functions, 1 for events, 1 for regural read, or a flag on this function to choose */
 /* 2 functions preferred.  Need implementation for the event function for both nix and windows that is threadsafe */
-static __inline__ int tdmv_api_readmsg_tdm(sng_fd_t fd, void *hdrbuf, int hdrlen, void *databuf, int datalen)
-{
-	/* What do we need to do here to avoid having to do all */
-	/* the memcpy's on windows and still maintain api compat with nix */
-	int rx_len=0;
-#if defined(__WINDOWS__)
-	static RX_DATA_STRUCT	rx_data;
-	api_header_t			*pri;
-	wp_tdm_api_rx_hdr_t		*tdm_api_rx_hdr;
-	wp_tdm_api_rx_hdr_t		*user_buf = (wp_tdm_api_rx_hdr_t*)hdrbuf;
+static __inline__ int tdmv_api_readmsg_tdm(sng_fd_t fd, void *hdrbuf, int hdrlen, void *databuf, int datalen)
+{
+	/* What do we need to do here to avoid having to do all */
+	/* the memcpy's on windows and still maintain api compat with nix */
+	int rx_len=0;
+#if defined(__WINDOWS__)
+	static RX_DATA_STRUCT	rx_data;
+	api_header_t			*pri;
+	wp_tdm_api_rx_hdr_t		*tdm_api_rx_hdr;
+	wp_tdm_api_rx_hdr_t		*user_buf = (wp_tdm_api_rx_hdr_t*)hdrbuf;
 	DWORD ln;
-
-	if(hdrlen != sizeof(wp_tdm_api_rx_hdr_t)){
-		return -1;
-	}
-
+
+	if(hdrlen != sizeof(wp_tdm_api_rx_hdr_t)){
+		return -1;
+	}
+
 	if(!DeviceIoControl(
 			fd,
 			IoctlReadCommand,
@@ -316,111 +316,111 @@ static __inline__ int tdmv_api_readmsg_tdm(sng_fd_t fd, void *hdrbuf, int hdrlen
 			sizeof(RX_DATA_STRUCT),
 			(LPDWORD)(&ln),
 			(LPOVERLAPPED)NULL
-			)){
-		return -1;
-	}
-
-	pri = &rx_data.api_header;
-	tdm_api_rx_hdr = (wp_tdm_api_rx_hdr_t*)rx_data.data;
-
-	user_buf->wp_tdm_api_event_type = pri->operation_status;
-
-	switch(pri->operation_status)
-	{
-	case SANG_STATUS_RX_DATA_AVAILABLE:
-		if(pri->data_length > datalen){
-			break;
-		}
-		memcpy(databuf, rx_data.data, pri->data_length);
-		rx_len = pri->data_length;
-		break;
-
-	default:
-		break;
-	}
-
-#else
-	struct msghdr msg;
-	struct iovec iov[2];
-
-	memset(&msg,0,sizeof(struct msghdr));
-
-	iov[0].iov_len=hdrlen;
-	iov[0].iov_base=hdrbuf;
-
-	iov[1].iov_len=datalen;
-	iov[1].iov_base=databuf;
-
-	msg.msg_iovlen=2;
-	msg.msg_iov=iov;
-
-	rx_len = read(fd,&msg,datalen+hdrlen);
-
-	if (rx_len <= sizeof(wp_tdm_api_rx_hdr_t)){
-		return -EINVAL;
-	}
-
-	rx_len-=sizeof(wp_tdm_api_rx_hdr_t);
-#endif
-    return rx_len;
-}                    
+			)){
+		return -1;
+	}
 
-static __inline__ int tdmv_api_writemsg_tdm(sng_fd_t fd, void *hdrbuf, int hdrlen, void *databuf, unsigned short datalen)
-{
-	/* What do we need to do here to avoid having to do all */
-	/* the memcpy's on windows and still maintain api compat with nix */
-	int bsent = 0;
-#if defined(__WINDOWS__)
-	static TX_DATA_STRUCT	local_tx_data;
-	api_header_t			*pri;
-	DWORD ln;
-
-	/* Are these really not needed or used???  What about for nix?? */
-	(void)hdrbuf;
-	(void)hdrlen;
-
-	pri = &local_tx_data.api_header;
-
-	pri->data_length = datalen;
-	memcpy(local_tx_data.data, databuf, pri->data_length);
-
-	if(!DeviceIoControl(
-			fd,
-			IoctlWriteCommand,
-			(LPVOID)&local_tx_data,
-			(ULONG)sizeof(TX_DATA_STRUCT),
-			(LPVOID)&local_tx_data,
-			sizeof(TX_DATA_STRUCT),
-			(LPDWORD)(&ln),
-			(LPOVERLAPPED)NULL
-			)){
-		return -1;
-	}
-
-	if (local_tx_data.api_header.operation_status == SANG_STATUS_SUCCESS) {
-		bsent = datalen;
-	}
-#else
-	struct msghdr msg;
-	struct iovec iov[2];
-
-	memset(&msg,0,sizeof(struct msghdr));
-
-	iov[0].iov_len=hdrlen;
-	iov[0].iov_base=hdrbuf;
-
-	iov[1].iov_len=datalen;
-	iov[1].iov_base=databuf;
-
-	msg.msg_iovlen=2;
-	msg.msg_iov=iov;
-
-	bsent = write(fd,&msg,datalen+hdrlen);
-	if (bsent > 0){
-		bsent-=sizeof(wp_tdm_api_tx_hdr_t);
-	}
-#endif
-	return bsent;
-}
+	pri = &rx_data.api_header;
+	tdm_api_rx_hdr = (wp_tdm_api_rx_hdr_t*)rx_data.data;
+
+	user_buf->wp_tdm_api_event_type = pri->operation_status;
+
+	switch(pri->operation_status)
+	{
+	case SANG_STATUS_RX_DATA_AVAILABLE:
+		if(pri->data_length > datalen){
+			break;
+		}
+		memcpy(databuf, rx_data.data, pri->data_length);
+		rx_len = pri->data_length;
+		break;
+
+	default:
+		break;
+	}
+
+#else
+	struct msghdr msg;
+	struct iovec iov[2];
+
+	memset(&msg,0,sizeof(struct msghdr));
+
+	iov[0].iov_len=hdrlen;
+	iov[0].iov_base=hdrbuf;
+
+	iov[1].iov_len=datalen;
+	iov[1].iov_base=databuf;
+
+	msg.msg_iovlen=2;
+	msg.msg_iov=iov;
+
+	rx_len = read(fd,&msg,datalen+hdrlen);
+
+	if (rx_len <= sizeof(wp_tdm_api_rx_hdr_t)){
+		return -EINVAL;
+	}
+
+	rx_len-=sizeof(wp_tdm_api_rx_hdr_t);
+#endif
+    return rx_len;
+}                    
+
+static __inline__ int tdmv_api_writemsg_tdm(sng_fd_t fd, void *hdrbuf, int hdrlen, void *databuf, unsigned short datalen)
+{
+	/* What do we need to do here to avoid having to do all */
+	/* the memcpy's on windows and still maintain api compat with nix */
+	int bsent = 0;
+#if defined(__WINDOWS__)
+	static TX_DATA_STRUCT	local_tx_data;
+	api_header_t			*pri;
+	DWORD ln;
+
+	/* Are these really not needed or used???  What about for nix?? */
+	(void)hdrbuf;
+	(void)hdrlen;
+
+	pri = &local_tx_data.api_header;
+
+	pri->data_length = datalen;
+	memcpy(local_tx_data.data, databuf, pri->data_length);
+
+	if(!DeviceIoControl(
+			fd,
+			IoctlWriteCommand,
+			(LPVOID)&local_tx_data,
+			(ULONG)sizeof(TX_DATA_STRUCT),
+			(LPVOID)&local_tx_data,
+			sizeof(TX_DATA_STRUCT),
+			(LPDWORD)(&ln),
+			(LPOVERLAPPED)NULL
+			)){
+		return -1;
+	}
+
+	if (local_tx_data.api_header.operation_status == SANG_STATUS_SUCCESS) {
+		bsent = datalen;
+	}
+#else
+	struct msghdr msg;
+	struct iovec iov[2];
+
+	memset(&msg,0,sizeof(struct msghdr));
+
+	iov[0].iov_len=hdrlen;
+	iov[0].iov_base=hdrbuf;
+
+	iov[1].iov_len=datalen;
+	iov[1].iov_base=databuf;
+
+	msg.msg_iovlen=2;
+	msg.msg_iov=iov;
+
+	bsent = write(fd,&msg,datalen+hdrlen);
+	if (bsent > 0){
+		bsent-=sizeof(wp_tdm_api_tx_hdr_t);
+	}
+#endif
+	return bsent;
+}
 
 #endif /* _SANGOMA_TDM_API_H */