Segmentation fault with afsk/ax5043.o problem

Makefile

@@ -51,7 +51,7 @@ radiocw: cw/cw_main.o
 radiocw: afsk/ax25.o
 radiocw: afsk/ax5043.o
 radiocw: afsk/send_afsk.o
-	gcc -o radiocw -pthread -L./ afsk/ax25.o afsk/ax5043.o afsk/send_afsk.o cw/cw_main.o -lwiringPi -lax5043
+	gcc -o radiocw -L./ afsk/ax5043.o cw/cw_main.o -lwiringPi -lax5043
 
 radiopiglatin: libax5043.a
 radiopiglatin: piglatin/piglatin_main.o
@@ -228,9 +228,9 @@ afsk/main.o: ax5043/spi/ax5043spi.h
 
 afsk/send_afsk.o: afsk/send_afsk.c
 afsk/send_afsk.o: afsk/send_afsk.h
-afsktx/send_afsk.o: afsktx/status.h
+afsk/send_afsk.o: afsktx/status.h
-afsktx/send_afsk.o: afsktx/ax5043.h
+afsk/send_afsk.o: afsktx/ax5043.h
-afsktx/send_afsk.o: afsktx/ax25.h
+afsk/send_afsk.o: afsktx/ax25.h
 	cd afsk; gcc -I ../ax5043 -pedantic -Wconversion -Wall -Wextra -c send_afsk.c; cd ..
 
 cw/cw_main.o: cw/cw_main.c

afsk/send_afsk.c

@@ -34,6 +34,7 @@ void config_x25();
 void trans_x25();
 
 int send_afsk(void) {
+    return 0;
     setSpiChannel(SPI_CHANNEL);
     setSpiSpeed(SPI_SPEED);
     initializeSpi();
@@ -46,7 +47,7 @@ int send_afsk(void) {
     const char *str = "\x03\x0fhi hi 101 102 103 104 202 203 204 205 303 304 305 306 404 405 406 407 408 505 506 507 508 606 607 608 609\n";
 
     /* Infinite loop */
-    for (;;) {
+//    for (;;) {
         sleep(2);
     	
 	// send X.25 packet
@@ -76,7 +77,8 @@ int send_afsk(void) {
             exit(EXIT_FAILURE);
         }
 
-    }
+ //   }
+    sleep(20);
 
     return 0;
 }

afsk/send_afsk.h

@@ -0,0 +1 @@
+int send_afsk(); 

cw/cw_main.c

@@ -20,8 +20,8 @@
 #include <axradio/axradiorx_p.h>
 #include <axradio/axradiotx_p.h>
 #include <generated/configtx.h>
-#include <pthread.h>
+//#include <pthread.h>
-#include <semaphore.h>
+//#include <semaphore.h>
 #include <spi/ax5043spi_p.h>
 #include <stdint.h>
 #include <stdio.h>
@@ -30,7 +30,7 @@
 #include <unistd.h>
 #include <errno.h>
 #include <wiringPiI2C.h>
-#include <../afsk/send_afsk.h>
+//#include <../afsk/send_afsk.h>
 
 #define MAX_MESSAGE_LENGTH (197)
 
@@ -59,15 +59,18 @@ int main(void)
 {
     uint8_t retVal;
 
-    send_afsk();
+ //   int res = send_afsk();
+ //   printf("Result: %d \n",res);
  
-    // Configure SPI bus to AX5043
+   // Configure SPI bus to AX5043
     setSpiChannel(SPI_CHANNEL);
     setSpiSpeed(SPI_SPEED);
     initializeSpi();
+    printf("1\n");
 
     // Initialize the AX5043
     retVal = axradio_init();
+    printf("2\n");
     if (retVal == AXRADIO_ERR_NOCHIP) {
         fprintf(stderr, "ERROR: No AX5043 RF chip found\n");
         exit(EXIT_FAILURE);