core: Remove check for and inclusion of signal.h

Signed-off-by: Chris Dickens <christopher.a.dickens@gmail.com>

android/config.h

@@ -53,9 +53,6 @@
 /* Define to 1 if you have the <poll.h> header file. */
 #define HAVE_POLL_H 1
 
-/* Define to 1 if you have the <signal.h> header file. */
-#define HAVE_SIGNAL_H 1
-
 /* Define to 1 if you have the <sys/stat.h> header file. */
 #define HAVE_SYS_STAT_H 1
 

configure.ac

@@ -318,7 +318,6 @@ AM_CONDITIONAL([HAVE_SIGACTION], [test "x$have_sigaction" = "xyes"])
 # headers not available on all platforms but required on others
 AC_CHECK_HEADERS([sys/time.h])
 AC_CHECK_FUNCS(gettimeofday)
-AC_CHECK_HEADERS([signal.h])
 
 # check for -std=gnu99 compiler support
 saved_cflags="$CFLAGS"

libusb/io.c

@@ -27,9 +27,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
-#ifdef HAVE_SIGNAL_H
-#include <signal.h>
-#endif
 #ifdef HAVE_SYS_TIME_H
 #include <sys/time.h>
 #endif

libusb/version_nano.h

@@ -1 +1 @@
-#define LIBUSB_NANO 11168
+#define LIBUSB_NANO 11169

msvc/config.h

@@ -45,6 +45,5 @@
 #define HAVE_MISSING_H
 #else
 #define OS_WINDOWS 1
-#define HAVE_SIGNAL_H 1
 #define HAVE_SYS_TYPES_H 1
 #endif