diff --git a/src/header/arch_aarch64_user/mod.rs b/src/header/arch_aarch64_user/mod.rs
index 6f25a5da80..46d0170a7b 100644
--- a/src/header/arch_aarch64_user/mod.rs
+++ b/src/header/arch_aarch64_user/mod.rs
@@ -20,7 +20,7 @@ pub type elf_gregset_t = [c_ulong; 34];
 pub type elf_fpregset_t = user_fpsimd_struct;
 
 #[no_mangle]
-pub extern "C" fn _cbindgen_only_generates_structs_if_they_are_mentioned_which_is_dumb_aarch64_user(
+pub extern "C" fn _cbindgen_export_aarch64_user(
     a: user_regs_struct,
     b: user_fpsimd_struct,
     c: elf_gregset_t,
diff --git a/src/header/arch_x64_user/mod.rs b/src/header/arch_x64_user/mod.rs
index 92d34b6279..c48799aa09 100644
--- a/src/header/arch_x64_user/mod.rs
+++ b/src/header/arch_x64_user/mod.rs
@@ -72,7 +72,7 @@ pub struct user {
 }
 
 #[no_mangle]
-pub extern "C" fn _cbindgen_only_generates_structs_if_they_are_mentioned_which_is_dumb_x86_user(
+pub extern "C" fn _cbindgen_export_x86_user(
     a: user_fpregs_struct,
     b: user_regs_struct,
     c: user,
diff --git a/src/header/elf/mod.rs b/src/header/elf/mod.rs
index db7b6d41f8..22726faa53 100644
--- a/src/header/elf/mod.rs
+++ b/src/header/elf/mod.rs
@@ -944,7 +944,7 @@ pub const R_X86_64_RELATIVE64: usize = 38;
 pub const R_X86_64_NUM: usize = 39;
 
 #[no_mangle]
-pub extern "C" fn stupid_cbindgen_needs_a_function_that_holds_all_elf_structs(
+pub extern "C" fn _cbindgen_export_elf(
     a: Elf32_Ehdr,
     b: Elf64_Ehdr,
     c: Elf32_Shdr,
diff --git a/src/header/signal/mod.rs b/src/header/signal/mod.rs
index 674df6bff2..0fa6ee0458 100644
--- a/src/header/signal/mod.rs
+++ b/src/header/signal/mod.rs
@@ -33,6 +33,9 @@ pub const SIG_BLOCK: c_int = 0;
 pub const SIG_UNBLOCK: c_int = 1;
 pub const SIG_SETMASK: c_int = 2;
 
+pub const SI_QUEUE: c_int = -1;
+pub const SI_USER: c_int = 0;
+
 #[repr(C)]
 #[derive(Clone, Debug)]
 /// cbindgen:ignore
@@ -61,6 +64,9 @@ pub struct siginfo {
     _si_align: [usize; 0],
 }
 
+#[no_mangle]
+pub extern "C" fn _cbindgen_export_siginfo(a: siginfo) {}
+
 /// cbindgen:ignore
 pub type sigset_t = c_ulonglong;
 /// cbindgen:ignore
diff --git a/src/header/sys_procfs/mod.rs b/src/header/sys_procfs/mod.rs
index a70aa9f6c1..d3f01a0e38 100644
--- a/src/header/sys_procfs/mod.rs
+++ b/src/header/sys_procfs/mod.rs
@@ -62,7 +62,7 @@ pub type prstatus_t = elf_prstatus;
 pub type prpsinfo_t = elf_prpsinfo;
 
 #[no_mangle]
-pub extern "C" fn _cbindgen_only_generates_structs_if_they_are_mentioned_which_is_dumb_procfs(
+pub extern "C" fn _cbindgen_export_procfs(
     a: psaddr_t,
     b: prgregset_t,
     c: prfpregset_t,