diff --git a/common/common-nexa.h b/common/common-nexa.h
index 1135eae57..9eb8848a8 100644
--- a/common/common-nexa.h
+++ b/common/common-nexa.h
@@ -11,8 +11,17 @@
 #include <variant>
 #include <cmath>
 
-#include <cxxabi.h>
-#define NEXA_CLASS_NAME (abi::__cxa_demangle(typeid(*this).name(), nullptr, nullptr, nullptr))
+// Replace the cxxabi.h include and NEXA_CLASS_NAME definition with cross-platform version
+#ifdef _MSC_VER
+    // Windows/MSVC version
+    #include <typeinfo>
+    #define NEXA_CLASS_NAME (typeid(*this).name())
+#else
+    // Unix/GCC/Clang version
+    #include <cxxabi.h>
+    #define NEXA_CLASS_NAME (abi::__cxa_demangle(typeid(*this).name(), nullptr, nullptr, nullptr))
+#endif
+
 #define NEXA_LOG(fmt, ...) fprintf(stderr, "%s::%s: " fmt "\n", NEXA_CLASS_NAME, __func__, ##__VA_ARGS__)
 
 // Prints the content of a ggml_tensor with specified precision. Can use the backend if available.
diff --git a/examples/nexa-omni-audio/omni.cpp b/examples/nexa-omni-audio/omni.cpp
index d2701c2c1..f55dc3d5c 100644
--- a/examples/nexa-omni-audio/omni.cpp
+++ b/examples/nexa-omni-audio/omni.cpp
@@ -523,13 +523,12 @@ bool omni_context_params_parse(int argc, char **argv, omni_context_params &param
 
 omni_context_params omni_context_default_params()
 {
-    omni_context_params params = {
-        .model = "",
-        .mmproj = "",
-        .file = "",
-        .prompt = "this conversation talks about",
-        .n_gpu_layers = -1,
-    };
+    omni_context_params params;
+    params.model = "";
+    params.mmproj = "";
+    params.file = "";
+    params.prompt = "this conversation talks about";
+    params.n_gpu_layers = -1;
     return params;
 }
 
@@ -565,17 +564,16 @@ bool omni_params_parse(int argc, char **argv, omni_params &params)
 
 static omni_params get_omni_params_from_context_params(omni_context_params &params)
 {
-    omni_params all_params = {
-        .gpt = {
-            .n_gpu_layers = params.n_gpu_layers,
-            .model = params.model,
-            .prompt = params.prompt,
-        },
-        .whisper = {
-            .model = params.mmproj,
-            .fname_inp = {params.file},
-        },
-    };
+    omni_params all_params;
+
+    // Initialize gpt params
+    all_params.gpt.n_gpu_layers = params.n_gpu_layers;
+    all_params.gpt.model = params.model;
+    all_params.gpt.prompt = params.prompt;
+    
+    // Initialize whisper params
+    all_params.whisper.model = params.mmproj;
+    all_params.whisper.fname_inp = {params.file};
 
     if (all_params.gpt.n_threads <= 0)
     {
diff --git a/examples/nexa-omni-audio/whisper.cpp b/examples/nexa-omni-audio/whisper.cpp
index 7db2c24ea..f7b585237 100644
--- a/examples/nexa-omni-audio/whisper.cpp
+++ b/examples/nexa-omni-audio/whisper.cpp
@@ -60,6 +60,11 @@
 #include <functional>
 #include <codecvt>
 
+#ifdef _WIN32
+#include <io.h>
+#include <fcntl.h>
+#endif
+
 // third-party utilities
 // use your favorite implementations
 #define DR_WAV_IMPLEMENTATION
diff --git a/examples/qwen2-audio/qwen2.cpp b/examples/qwen2-audio/qwen2.cpp
index c1636139b..be7d74d6d 100644
--- a/examples/qwen2-audio/qwen2.cpp
+++ b/examples/qwen2-audio/qwen2.cpp
@@ -523,13 +523,12 @@ bool omni_context_params_parse(int argc, char **argv, omni_context_params &param
 
 omni_context_params omni_context_default_params()
 {
-    omni_context_params params = {
-        .model = "",
-        .mmproj = "",
-        .file = "",
-        .prompt = "this conversation talks about",
-        .n_gpu_layers = -1,
-    };
+    omni_context_params params;
+    params.model = "";
+    params.mmproj = "";
+    params.file = "";
+    params.prompt = "this conversation talks about";
+    params.n_gpu_layers = -1;
     return params;
 }
 
@@ -565,18 +564,17 @@ bool omni_params_parse(int argc, char **argv, omni_params &params)
 
 static omni_params get_omni_params_from_context_params(omni_context_params &params)
 {
-    omni_params all_params = {
-        .gpt = {
-            .n_gpu_layers = params.n_gpu_layers,
-            .model = params.model,
-            .prompt = params.prompt,
-        },
-        .whisper = {
-            .model = params.mmproj,
-            .fname_inp = {params.file},
-        },
-    };
-
+    omni_params all_params;
+    
+    // Initialize gpt params
+    all_params.gpt.n_gpu_layers = params.n_gpu_layers;
+    all_params.gpt.model = params.model;
+    all_params.gpt.prompt = params.prompt;
+    
+    // Initialize whisper params
+    all_params.whisper.model = params.mmproj;
+    all_params.whisper.fname_inp = {params.file};
+    
     if (all_params.gpt.n_threads <= 0)
     {
         all_params.gpt.n_threads = std::thread::hardware_concurrency();
diff --git a/examples/qwen2-audio/whisper.cpp b/examples/qwen2-audio/whisper.cpp
index 7db2c24ea..6da9d268d 100644
--- a/examples/qwen2-audio/whisper.cpp
+++ b/examples/qwen2-audio/whisper.cpp
@@ -60,6 +60,11 @@
 #include <functional>
 #include <codecvt>
 
+#ifdef _WIN32
+#include <io.h>     // for _setmode
+#include <fcntl.h>  // for _O_BINARY
+#endif
+
 // third-party utilities
 // use your favorite implementations
 #define DR_WAV_IMPLEMENTATION