diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 2b34fcb4f..ff7990da9 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        zig-version: [0.16.0, master]
+        zig-version: [0.16.0, 0.17.0, master]
         os: [ubuntu-latest, windows-latest, macos-latest]
     runs-on: ${{ matrix.os }}
     continue-on-error: ${{ matrix.zig-version == 'master' }}
diff --git a/src/android.zig b/src/android.zig
index dbea2d020..0086588a9 100644
--- a/src/android.zig
+++ b/src/android.zig
@@ -71,9 +71,6 @@ pub fn build(
         // C library functions
         .HAVE_DLOPEN = 1,
         .HAVE_MALLOC = 1,
-        .HAVE_CALLOC = 1,
-        .HAVE_REALLOC = 1,
-        .HAVE_FREE = 1,
         .HAVE_GETENV = 1,
         .HAVE_GETHOSTNAME = 1,
         .HAVE_SETENV = 1,
@@ -240,9 +237,7 @@ pub fn build(
         .HAVE_SA_SIGACTION = false,
         .HAVE_NL_LANGINFO = false,
         .HAVE_GETPAGESIZE = false,
-        .HAVE_MPROTECT = false,
         .HAVE_PTHREAD_SETNAME_NP = false,
-        .HAVE_SYSCTL = false,
         .HAVE_SYSCTLBYNAME = false,
         .SDL_AUDIO_DRIVER_COREAUDIO = false,
         .SDL_AUDIO_DRIVER_ALSA_DYNAMIC = "",
diff --git a/src/ios.zig b/src/ios.zig
index 5dadca9a3..51a17c711 100644
--- a/src/ios.zig
+++ b/src/ios.zig
@@ -76,9 +76,6 @@ pub fn build(
         // C library functions
         .HAVE_DLOPEN = 1,
         .HAVE_MALLOC = 1,
-        .HAVE_CALLOC = 1,
-        .HAVE_REALLOC = 1,
-        .HAVE_FREE = 1,
         .HAVE_GETENV = 1,
         .HAVE_SETENV = 1,
         .HAVE_PUTENV = 1,
@@ -172,9 +169,7 @@ pub fn build(
         .HAVE_SYSCONF = 1,
         .HAVE_CLOCK_GETTIME = 1,
         .HAVE_GETPAGESIZE = 1,
-        .HAVE_MPROTECT = 1,
         .HAVE_PTHREAD_SETNAME_NP = 1,
-        .HAVE_SYSCTL = 1,
         .HAVE_SYSCTLBYNAME = 1,
         .HAVE_O_CLOEXEC = 1,
 
diff --git a/src/macos.zig b/src/macos.zig
index 49bae4194..8ad204c7e 100644
--- a/src/macos.zig
+++ b/src/macos.zig
@@ -73,9 +73,6 @@ pub fn build(
         // C library functions
         .HAVE_DLOPEN = 1,
         .HAVE_MALLOC = 1,
-        .HAVE_CALLOC = 1,
-        .HAVE_REALLOC = 1,
-        .HAVE_FREE = 1,
         .HAVE_GETENV = 1,
         .HAVE_SETENV = 1,
         .HAVE_PUTENV = 1,
@@ -169,10 +166,8 @@ pub fn build(
         .HAVE_SYSCONF = 1,
         .HAVE_CLOCK_GETTIME = 1,
         .HAVE_GETPAGESIZE = 1,
-        .HAVE_MPROTECT = 1,
         .HAVE_PTHREAD_SETNAME_NP = 1,
         .HAVE_SEM_TIMEDWAIT = 1,
-        .HAVE_SYSCTL = 1,
         .HAVE_SYSCTLBYNAME = 1,
         .HAVE_O_CLOEXEC = 1,
         .USE_POSIX_SPAWN = 1,