Build fixes for OpenBSD

Core/HLE/proAdhoc.cpp

@@ -2087,7 +2087,7 @@ int setSockKeepAlive(int sock, bool keepalive, const int keepinvl, const int kee
 	int optval = keepalive ? 1 : 0;
 	int optlen = sizeof(optval);
 	int result = setsockopt(sock, SOL_SOCKET, SO_KEEPALIVE, (char*)&optval, optlen);
-#if !PPSSPP_PLATFORM(SWITCH)
+#if !PPSSPP_PLATFORM(SWITCH) && !PPSSPP_PLATFORM(OPENBSD)
 	if (result == 0 && keepalive) {
 		if (getsockopt(sock, SOL_SOCKET, SO_TYPE, (char*)&optval, (socklen_t*)&optlen) == 0 && optval == SOCK_STREAM) {
 			optlen = sizeof(optval);
@@ -2099,7 +2099,7 @@ int setSockKeepAlive(int sock, bool keepalive, const int keepinvl, const int kee
 			setsockopt(sock, IPPROTO_TCP, TCP_KEEPCNT, (char*)&optval, optlen);
 		}
 	}
-#endif // !PPSSPP_PLATFORM(SWITCH)
+#endif // !PPSSPP_PLATFORM(SWITCH) && !PPSSPP_PLATFORM(OPENBSD)
 	return result;
 }
 

Core/HLE/sceNet.cpp

@@ -15,7 +15,7 @@
 // Official git repository and contact information can be found at
 // https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
 
-#if __linux__ || __APPLE__
+#if __linux__ || __APPLE__ || defined(__OpenBSD__)
 #include <unistd.h>
 #include <sys/types.h>
 #include <sys/mman.h>

Core/HLE/sceNetAdhoc.cpp

@@ -21,6 +21,7 @@
 #endif
 
 #if !defined(_WIN32)
+#include <sys/types.h>
 #include <netinet/tcp.h>
 #endif
 

ppsspp_config.h

@@ -104,6 +104,8 @@
     #define PPSSPP_PLATFORM_LINUX 1
 #elif defined(__linux__)
     #define PPSSPP_PLATFORM_LINUX 1
+#elif defined(__OpenBSD__)
+    #define PPSSPP_PLATFORM_OPENBSD 1
 #endif
 
 // Windows ARM/ARM64, and Windows UWP (all), are the only platform that don't do GL at all (until Apple finally removes it)