Global: replaces NULL to nullptr

src/detection/libc/libc_android.c

@@ -15,7 +15,7 @@ const char* ffDetectLibc(FFLibcResult* result) {
     #endif
 
         ;
-    return NULL;
+    return nullptr;
 #else
     return "Unknown Android libc";
 #endif

src/detection/libc/libc_apple.c

@@ -6,7 +6,7 @@ const char* ffDetectLibc(FFLibcResult* result) {
 #ifdef FF_LIBSYSTEM_VERSION
     result->version = FF_LIBSYSTEM_VERSION;
 #else
-    result->version = NULL;
+    result->version = nullptr;
 #endif
-    return NULL;
+    return nullptr;
 }

src/detection/libc/libc_bsd.c

@@ -2,7 +2,7 @@
 
 const char* ffDetectLibc(FFLibcResult* result) {
     result->name = "Unknown";
-    result->version = NULL;
+    result->version = nullptr;
 
 #ifdef __DragonFly__ // We define `__FreeBSD__` on DragonFly BSD for simplification
     result->name = "DF";
@@ -16,5 +16,5 @@ const char* ffDetectLibc(FFLibcResult* result) {
     #endif
 #endif
 
-    return NULL;
+    return nullptr;
 }

src/detection/libc/libc_linux.c

@@ -15,9 +15,9 @@ const char* ffDetectLibc(FFLibcResult* result) {
     #ifdef FF_MUSL_VERSION
     result->version = FF_MUSL_VERSION;
     #else
-    result->version = NULL;
+    result->version = nullptr;
     #endif
 #endif
 
-    return NULL;
+    return nullptr;
 }

src/detection/libc/libc_nosupport.c

@@ -2,6 +2,6 @@
 
 const char* ffDetectLibc(FFLibcResult* result) {
     result->name = "Unknown";
-    result->version = NULL;
-    return NULL;
+    result->version = nullptr;
+    return nullptr;
 }

src/detection/libc/libc_windows.cpp

@@ -64,5 +64,5 @@ extern "C" const char* ffDetectLibc(FFLibcResult* result) {
 #endif
 
     result->version = version<(__MSVCRT_VERSION__ >> 8), (__MSVCRT_VERSION__ & 8)>;
-    return NULL;
+    return nullptr;
 }