diff --git a/.basedpyright/baseline.json b/.basedpyright/baseline.json
index cf31cdf61..faf88f576 100644
--- a/.basedpyright/baseline.json
+++ b/.basedpyright/baseline.json
@@ -68875,182 +68875,6 @@
             }
         ],
         "./loopy/target/c/__init__.py": [
-            {
-                "code": "reportUnknownParameterType",
-                "range": {
-                    "startColumn": 27,
-                    "endColumn": 40,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportMissingParameterType",
-                "range": {
-                    "startColumn": 27,
-                    "endColumn": 40,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 11,
-                    "endColumn": 28,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownArgumentType",
-                "range": {
-                    "startColumn": 11,
-                    "endColumn": 69,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 44,
-                    "endColumn": 69,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 24,
-                    "endColumn": 49,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 11,
-                    "endColumn": 27,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownArgumentType",
-                "range": {
-                    "startColumn": 11,
-                    "endColumn": 68,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 43,
-                    "endColumn": 68,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 16,
-                    "endColumn": 43,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 16,
-                    "endColumn": 50,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 16,
-                    "endColumn": 63,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 8,
-                    "endColumn": 41,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownParameterType",
-                "range": {
-                    "startColumn": 24,
-                    "endColumn": 37,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportMissingParameterType",
-                "range": {
-                    "startColumn": 24,
-                    "endColumn": 37,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportMissingParameterType",
-                "range": {
-                    "startColumn": 39,
-                    "endColumn": 53,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 15,
-                    "endColumn": 26,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 39,
-                    "endColumn": 67,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 16,
-                    "endColumn": 44,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 11,
-                    "endColumn": 20,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 25,
-                    "endColumn": 45,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 25,
-                    "endColumn": 52,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportUnknownMemberType",
                 "range": {
@@ -69059,30 +68883,6 @@
                     "lineCount": 1
                 }
             },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 20,
-                    "endColumn": 35,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 24,
-                    "endColumn": 44,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 24,
-                    "endColumn": 51,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportUnknownMemberType",
                 "range": {
@@ -69091,30 +68891,6 @@
                     "lineCount": 1
                 }
             },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 20,
-                    "endColumn": 35,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 24,
-                    "endColumn": 44,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 24,
-                    "endColumn": 51,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportUnknownMemberType",
                 "range": {
@@ -69123,54 +68899,6 @@
                     "lineCount": 1
                 }
             },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 20,
-                    "endColumn": 38,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 15,
-                    "endColumn": 30,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 15,
-                    "endColumn": 45,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 15,
-                    "endColumn": 50,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 25,
-                    "endColumn": 36,
-                    "lineCount": 1
-                }
-            },
-            {
-                "code": "reportUnknownMemberType",
-                "range": {
-                    "startColumn": 32,
-                    "endColumn": 43,
-                    "lineCount": 1
-                }
-            },
             {
                 "code": "reportUnknownArgumentType",
                 "range": {
diff --git a/loopy/target/c/__init__.py b/loopy/target/c/__init__.py
index 8bf97fb50..13026f61c 100644
--- a/loopy/target/c/__init__.py
+++ b/loopy/target/c/__init__.py
@@ -75,11 +75,11 @@
 
 
 if TYPE_CHECKING:
-    from collections.abc import Callable, Mapping, Sequence
+    from collections.abc import Callable, Iterator, Mapping, Sequence
 
     from numpy.typing import DTypeLike
 
-    from loopy.codegen import CodeGenerationState
+    from loopy.codegen import CodeGenerationState, PreambleInfo
     from loopy.codegen.result import CodeGenerationResult
     from loopy.kernel import LoopKernel
     from loopy.kernel.instruction import MultiAssignmentBase
@@ -209,7 +209,7 @@ def map_nan(self, expr: p.NaN):
         return super().map_nan(expr)
 
 
-def c99_preamble_generator(preamble_info):
+def c99_preamble_generator(preamble_info: PreambleInfo) -> Iterator[tuple[str, str]]:
     if any(dtype.is_integral() for dtype in preamble_info.seen_dtypes):
         yield ("10_stdint", """
             #include <stdint.h>
@@ -235,7 +235,12 @@ def c99_preamble_generator(preamble_info):
     # }}}
 
 
-def _preamble_generator(preamble_info, func_qualifier="inline"):
+def _preamble_generator(
+            preamble_info: PreambleInfo,
+            func_qualifier: str = "static inline"
+        ) -> Iterator[tuple[str, str]]:
+    assert isinstance(preamble_info.kernel.target, CFamilyTarget)
+
     integer_type_names = ["int8", "int16", "int32", "int64"]
 
     def_integer_types_macro = ("03_def_integer_types", r"""
@@ -333,7 +338,7 @@ def _preamble_generator(preamble_info, func_qualifier="inline"):
                         }""")
 
             yield (f"07_{func.c_name}", f"""
-            inline {res_ctype} {func.c_name}({base_ctype} x, {exp_ctype} n) {{
+            static inline {res_ctype} {func.c_name}({base_ctype} x, {exp_ctype} n) {{
               if (n == 0)
                 return 1;
               {re.sub(r"^", 14*" ", signed_exponent_preamble, flags=re.M)}
@@ -778,7 +783,7 @@ def generate_preambles(self, target):
             dtype = self.arg_id_to_dtype[0]
             ctype = target.dtype_to_typename(dtype)
             yield (f"08_c_{self.name_in_target}", f"""
-            inline static int {self.name_in_target}({ctype} x) {{
+            static inline static int {self.name_in_target}({ctype} x) {{
               return 0;
             }}""")
 
@@ -877,7 +882,7 @@ class CFamilyASTBuilder(ASTBuilderBase[Generable]):
 
     target: CFamilyTarget
 
-    preamble_function_qualifier: ClassVar[str] = "inline"
+    preamble_function_qualifier: ClassVar[str] = "static inline"
 
     # {{{ library