Terminal (GNU): enable version detection

Author: CarterLi

src/detection/terminalshell/terminalshell.c

@@ -580,10 +580,10 @@ static bool getTerminalVersionZed(FFstrbuf* exe, FFstrbuf* version)
 #ifndef _WIN32
 static bool getTerminalVersionKitty(FFstrbuf* exe, FFstrbuf* version)
 {
-    #if defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__)
+    #if defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__GNU__)
     char buffer[1024] = {};
     if (
-        #ifdef __linux__
+        #if __linux__ || __GNU__
         ffReadFileData(FASTFETCH_TARGET_DIR_USR "/lib64/kitty/kitty/constants.py", ARRAY_SIZE(buffer) - 1, buffer) ||
         ffReadFileData(FASTFETCH_TARGET_DIR_USR "/lib/kitty/kitty/constants.py", ARRAY_SIZE(buffer) - 1, buffer)
         #else
@@ -768,7 +768,7 @@ bool fftsGetTerminalVersion(FFstrbuf* processName, FF_MAYBE_UNUSED FFstrbuf* exe
 
     #endif
 
-    #if defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__sun) || defined(__NetBSD__) || defined(__HAIKU__)
+    #if defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__sun) || defined(__NetBSD__) || defined(__HAIKU__) || defined(__GNU__)
 
     if(ffStrbufStartsWithIgnCaseS(processName, "gnome-terminal"))
         return getTerminalVersionGnome(exe, version);