C99 compliance tweaks for sun studio.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@953 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/iax/src/iax2-parser.h

@@ -111,7 +111,7 @@ struct iax_frame {
 	/* Actual, isolated frame header */
 	struct ast_frame af;
 	unsigned char unused[AST_FRIENDLY_OFFSET];
-	unsigned char afdata[0];	/* Data for frame */
+	unsigned char afdata[];	/* Data for frame */
 };
 
 struct iax_ie_data {

libs/iax/src/iax2.h

@@ -170,7 +170,7 @@ struct ast_iax2_full_hdr {
 	unsigned char iseqno;	/* Packet number (next incoming expected) */
 	char type;				/* Frame type */
 	unsigned char csub;		/* Compressed subclass */
-	unsigned char iedata[0];
+	unsigned char iedata[];
 } __PACKED;
 
 /* Mini header is used only for voice frames -- delivered unreliably */
@@ -179,26 +179,26 @@ struct ast_iax2_mini_hdr {
 	unsigned short ts;		/* 16-bit Timestamp (high 16 bits from last ast_iax2_full_hdr) */
 							/* Frametype implicitly VOICE_FRAME */
 							/* subclass implicit from last ast_iax2_full_hdr */
-	unsigned char data[0];
+	unsigned char data[];
 } __PACKED;
 
 struct ast_iax2_meta_hdr {
 	unsigned short zeros;			/* Zeros field -- must be zero */
 	unsigned char metacmd;			/* Meta command */
 	unsigned char cmddata;			/* Command Data */
-	unsigned char data[0];
+	unsigned char data[];
 } __PACKED;
 
 struct ast_iax2_video_hdr {
 	unsigned short zeros;			/* Zeros field -- must be zero */
 	unsigned short callno;			/* Video call number */
 	unsigned short ts;				/* Timestamp and mark if present */
-	unsigned char data[0];
+	unsigned char data[];
 } __PACKED;
 
 struct ast_iax2_meta_trunk_hdr {
 	unsigned int ts;				/* 32-bit timestamp for all messages */
-	unsigned char data[0];
+	unsigned char data[];
 } __PACKED;
 
 struct ast_iax2_meta_trunk_entry {
@@ -214,7 +214,7 @@ struct ast_iax2_firmware_header {
        unsigned char devname[16];      /* Device */
        unsigned int datalen;           /* Data length of file beyond header */
        unsigned char chksum[16];       /* Checksum of all data */
-       unsigned char data[0];
+       unsigned char data[];
 } __PACKED;