ggml : fix visibility and unused warnings

ggml.c

@@ -9124,7 +9124,7 @@ static void ggml_compute_forward_alibi_f32(
     //const int nb3 = src0->nb[3];
 
     assert(nb0 == sizeof(float));
-    assert(ne1+n_past == ne0);
+    assert(ne1 + n_past == ne0); (void) n_past;
 
     // add alibi to src0 (KQ_scaled)
     const int n_heads_log2_floor = 1 << (int) floor(log2(n_head));
@@ -9185,7 +9185,7 @@ static void ggml_compute_forward_alibi_f16(
     //const int nb3 = src0->nb[3];
 
     assert(nb0 == sizeof(ggml_fp16_t));
-    assert(ne1+n_past == ne0);
+    assert(ne1 + n_past == ne0); (void) n_past;
 
     // add alibi to src0 (KQ_scaled)
     const int n_heads_log2_floor = 1 << (int) floor(log2(n_head));

ggml.h

@@ -701,8 +701,8 @@ extern "C" {
             struct ggml_tensor  * c1);
 
     // Mapping operations
-    GGML_API typedef void (*ggml_unary_op_f32_t)(const int, float *, const float *);
-    GGML_API typedef void (*ggml_binary_op_f32_t)(const int, float *, const float *, const float *);
+    typedef void (*ggml_unary_op_f32_t)(const int, float *, const float *);
+    typedef void (*ggml_binary_op_f32_t)(const int, float *, const float *, const float *);
 
     GGML_API struct ggml_tensor * ggml_map_unary_f32(
             struct ggml_context        * ctx,