[simulators] Remove unused includes

Found by iwyu.

simulators/sim.h

@@ -1,6 +1,7 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <stdlib.h>
+#include <unistd.h>
 
 #include "../src/misc.h"
 

simulators/simeasycomm.c

@@ -6,7 +6,6 @@
 #include <unistd.h>
 #include <pthread.h>
 
-#include "hamlib/rig.h"
 #include "misc.h"
 
 #define BUFSIZE 256

simulators/simelecraft.c

@@ -4,7 +4,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <unistd.h>
 
 #include "hamlib/rig.h"
 #include "sim.h"

simulators/simelecraftk4.c

@@ -3,7 +3,6 @@
 // since we are POSIX here we need this
 #include <stdio.h>
 #include <string.h>
-#include <unistd.h>
 
 #include "hamlib/rig.h"
 #include "sim.h"

simulators/simft1000.c

@@ -2,8 +2,6 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <string.h>
-#include <unistd.h>
 
 #include "sim.h"
 

simulators/simft736.c

@@ -2,8 +2,6 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <string.h>
-#include <unistd.h>
 
 #include "sim.h"
 

simulators/simft747gx.c

@@ -2,9 +2,6 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <string.h>
 #include <unistd.h>
 
 #include "sim.h"

simulators/simft817.c

@@ -2,7 +2,6 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <string.h>
 #include <unistd.h>
 
 #include "sim.h"

simulators/simft847.c

@@ -2,7 +2,6 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <string.h>
 #include <unistd.h>
 //#include "hamlib/rig.h"
 

simulators/simft897.c

@@ -2,11 +2,7 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <stdlib.h>
-#include <fcntl.h>
-#include <string.h>
 #include <unistd.h>
-#include "hamlib/rig.h"
 
 #include "sim.h"
 

simulators/simjupiter.c

@@ -2,8 +2,6 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <string.h>
-#include <unistd.h>
 
 #include "sim.h"
 

simulators/simrotorez.c

@@ -6,7 +6,6 @@
 #include <unistd.h>
 #include <pthread.h>
 
-#include "hamlib/rig.h"
 #include "misc.h"
 
 #define BUFSIZE 256

simulators/simspid.c

@@ -2,8 +2,6 @@
 #define _XOPEN_SOURCE 700
 // since we are POSIX here we need this
 #include <stdio.h>
-#include <string.h>
-#include <unistd.h>
 
 #include "sim.h"
 

simulators/simtrusdx.c

@@ -3,7 +3,6 @@
 // since we are POSIX here we need this
 #include <stdio.h>
 #include <string.h>
-#include <unistd.h>
 #include <sys/types.h>
 
 #include "hamlib/rig.h"

simulators/simts450.c

@@ -3,7 +3,6 @@
 // since we are POSIX here we need this
 #include <stdio.h>
 #include <string.h>
-#include <unistd.h>
 #include <sys/types.h>
 
 #include "hamlib/rig.h"

simulators/simts890.c

@@ -34,7 +34,6 @@
 #include <ctype.h>
 #include <time.h>
 
-#include "config.h"
 //#include "hamlib/rig.h"
 
 /* Definitions */