- Changes to compat/getentropy_solaris.c for,

ifdef stdint.h inclusion for older systems.
  ifdef sha2.h inclusion for older systems.

compat/getentropy_solaris.c

@@ -16,6 +16,7 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
+#include "config.h"
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -29,7 +30,9 @@
 #include <sys/stat.h>
 #include <sys/time.h>
 #include <stdlib.h>
+#ifdef HAVE_STDINT_H
 #include <stdint.h>
+#endif
 #include <stdio.h>
 #include <termios.h>
 #include <fcntl.h>
@@ -38,10 +41,14 @@
 #include <errno.h>
 #include <unistd.h>
 #include <time.h>
+#ifdef HAVE_SYS_SHA2_H
 #include <sys/sha2.h>
 #define SHA512_Init SHA512Init
 #define SHA512_Update SHA512Update
 #define SHA512_Final SHA512Final
+#else
+#include "openssl/sha.h"
+#endif
 
 #include <sys/vfs.h>
 #include <sys/statfs.h>
@@ -64,7 +71,9 @@
 
 int	getentropy(void *buf, size_t len);
 
+#ifdef CAN_REFERENCE_MAIN
 extern int main(int, char *argv[]);
+#endif
 static int gotdata(char *buf, size_t len);
 static int getentropy_urandom(void *buf, size_t len, const char *path,
     int devfscheck);
@@ -297,7 +306,9 @@ getentropy_fallback(void *buf, size_t len)
 			HX(sigprocmask(SIG_BLOCK, NULL, &sigset) == -1,
 			    sigset);
 
+#ifdef CAN_REFERENCE_MAIN
 			HF(main);		/* an addr in program */
+#endif
 			HF(getentropy);	/* an addr in this library */
 			HF(printf);		/* an addr in libc */
 			p = (char *)&p;

doc/Changelog

@@ -2,6 +2,9 @@
 	- Downgrade compat/getentropy_solaris.c to version 1.4 from OpenBSD.
 	  The dl_iterate_phdr() function introduced in newer versions raises
 	  compilation errors on solaris 10.
+	- Changes to compat/getentropy_solaris.c for,
+	  ifdef stdint.h inclusion for older systems.
+	  ifdef sha2.h inclusion for older systems.
 
 6 January 2020: Wouter
 	- Merge #135 from Florian Obser: Use passed in neg and key cache