diff --git a/libs/freetdm/cyginstall.sh b/libs/freetdm/cyginstall.sh
old mode 100644
new mode 100755
diff --git a/libs/freetdm/src/ftmod/ftmod_r2/ftmod_r2.c b/libs/freetdm/src/ftmod/ftmod_r2/ftmod_r2.c
index 0217a5172a..d86fb43195 100644
--- a/libs/freetdm/src/ftmod/ftmod_r2/ftmod_r2.c
+++ b/libs/freetdm/src/ftmod/ftmod_r2/ftmod_r2.c
@@ -729,16 +729,24 @@ static void dump_mf(openr2_chan_t *r2chan)
 		snprintf(dfile, sizeof(dfile), logname ? "%s.s%dc%d.input.alaw" : "%s/s%dc%d.input.alaw", 
 				logname ? logname : r2data->logdir, ftdmchan->span_id, ftdmchan->chan_id);
 		f = fopen(dfile, "wb");
-		ftdm_log_chan(ftdmchan, FTDM_LOG_ERROR, "Dumping IO input in file %s\n", dfile);
-		ftdm_channel_command(ftdmchan, FTDM_COMMAND_DUMP_INPUT, f);
-		fclose(f);
+		if (f) {
+			ftdm_log_chan(ftdmchan, FTDM_LOG_ERROR, "Dumping IO input in file %s\n", dfile);
+			ftdm_channel_command(ftdmchan, FTDM_COMMAND_DUMP_INPUT, f);
+			fclose(f);
+		} else {
+			ftdm_log_chan(ftdmchan, FTDM_LOG_ERROR, "Could not dump IO input in file %s, error: %s", dfile, strerror(errno));
+		}
 
 		snprintf(dfile, sizeof(dfile), logname ? "%s.s%dc%d.output.alaw" : "%s/s%dc%d.output.alaw", 
 				logname ? logname : r2data->logdir, ftdmchan->span_id, ftdmchan->chan_id);
 		f = fopen(dfile, "wb");
-		ftdm_log_chan(ftdmchan, FTDM_LOG_ERROR, "Dumping IO output in file %s\n", dfile);
-		ftdm_channel_command(ftdmchan, FTDM_COMMAND_DUMP_OUTPUT, f);
-		fclose(f);
+		if (f) {
+			ftdm_log_chan(ftdmchan, FTDM_LOG_ERROR, "Dumping IO output in file %s\n", dfile);
+			ftdm_channel_command(ftdmchan, FTDM_COMMAND_DUMP_OUTPUT, f);
+			fclose(f);
+		} else {
+			ftdm_log_chan(ftdmchan, FTDM_LOG_ERROR, "Could not dump IO output in file %s, error: %s", dfile, strerror(errno));
+		}
 	}
 }
 
diff --git a/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c b/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c
index 3b384cdf32..b3d1fe6355 100644
--- a/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c
+++ b/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c
@@ -1242,7 +1242,7 @@ static FIO_GET_ALARMS_FUNCTION(wanpipe_get_alarms)
 			/* there is a bug in wanpipe where alarms were not properly set when they should be
 			 * on at application startup, until that is fixed we check the link status here too */
 			ftdm_channel_command(ftdmchan, FTDM_COMMAND_GET_LINK_STATUS, &sangoma_status);
-			ftdmchan->alarm_flags = sangoma_status == FTDM_HW_LINK_DISCONNECTED ? 1 : 0;
+			ftdmchan->alarm_flags = sangoma_status == FTDM_HW_LINK_DISCONNECTED ? FTDM_ALARM_RED : FTDM_ALARM_NONE;
 			ftdm_log_chan(ftdmchan, FTDM_LOG_DEBUG, "Link status is %d\n", sangoma_status);
 		}
 	}
diff --git a/libs/freetdm/src/include/freetdm.h b/libs/freetdm/src/include/freetdm.h
index aed40541a3..588dc311b6 100644
--- a/libs/freetdm/src/include/freetdm.h
+++ b/libs/freetdm/src/include/freetdm.h
@@ -838,11 +838,11 @@ typedef enum {
 /*! \brief FreeTDM supported hardware alarms. */
 typedef enum {
 	FTDM_ALARM_NONE    = 0,
-	FTDM_ALARM_RED     = (1 << 1),
-	FTDM_ALARM_YELLOW  = (1 << 2),
-	FTDM_ALARM_RAI     = (1 << 3),
-	FTDM_ALARM_BLUE    = (1 << 4),
-	FTDM_ALARM_AIS     = (1 << 5),
+	FTDM_ALARM_RED     = (1 << 0),
+	FTDM_ALARM_YELLOW  = (1 << 1),
+	FTDM_ALARM_RAI     = (1 << 2),
+	FTDM_ALARM_BLUE    = (1 << 3),
+	FTDM_ALARM_AIS     = (1 << 4),
 	FTDM_ALARM_GENERAL = (1 << 30)
 } ftdm_alarm_flag_t;
 
diff --git a/libs/freetdm/src/include/ftdm_declare.h b/libs/freetdm/src/include/ftdm_declare.h
index 88a76930f7..b443f2d5f5 100644
--- a/libs/freetdm/src/include/ftdm_declare.h
+++ b/libs/freetdm/src/include/ftdm_declare.h
@@ -178,18 +178,20 @@ typedef int ftdm_socket_t;
 /*! \brief FreeTDM APIs possible return codes */
 typedef enum {
 	FTDM_SUCCESS, /*!< Success */
-	FTDM_FAIL, /*!< Failure, generic error return code, use ftdm_channel_get_last_error or ftdm_span_get_last_error for details */
-	FTDM_MEMERR, /*!< Memory error, most likely allocation failure */
+	FTDM_FAIL, /*!< Failure, generic error return code when no more specific return code can be used */
+
+	FTDM_MEMERR, /*!< Allocation failure */
+	FTDM_ENOMEM = FTDM_MEMERR,
+
 	FTDM_TIMEOUT, /*!< Operation timed out (ie: polling on a device)*/
+	FTDM_ETIMEDOUT = FTDM_TIMEOUT,
+
 	FTDM_NOTIMPL, /*!< Operation not implemented */
+	FTDM_ENOSYS = FTDM_NOTIMPL, /*!< The function is not implemented */
+
 	FTDM_BREAK, /*!< Request the caller to perform a break (context-dependant, ie: stop getting DNIS/ANI) */
 
 	/*!< Any new return codes should try to mimc unix style error codes, no need to reinvent */
-	/* Remapping some of the codes that were before */
-	FTDM_ENOMEM = FTDM_MEMERR, /*!< Memory error */
-	FTDM_ETIMEDOUT = FTDM_TIMEOUT, /*!< Operation timedout */
-	FTDM_ENOSYS = FTDM_NOTIMPL, /*!< The function is not implemented */
-
 	FTDM_EINVAL, /*!< Invalid argument */
 	FTDM_ECANCELED, /*!< Operation cancelled */
 	FTDM_EBUSY, /*!< Device busy */
diff --git a/libs/freetdm/src/include/private/ftdm_core.h b/libs/freetdm/src/include/private/ftdm_core.h
index 7cf0934f57..ba16c7cb7f 100644
--- a/libs/freetdm/src/include/private/ftdm_core.h
+++ b/libs/freetdm/src/include/private/ftdm_core.h
@@ -94,7 +94,10 @@
 			   !strcasecmp(expr, "active") ||	\
 			   atoi(expr))) ? 1 : 0
 
-
+#ifdef WIN32_LEAN_AND_MEAN
+#include <winsock2.h>
+#include <mmsystem.h>
+#endif
 
 #include <time.h>
 #ifndef __WINDOWS__