diff --git a/AMBuildScript b/AMBuildScript
index b205b941..af8abe5b 100644
--- a/AMBuildScript
+++ b/AMBuildScript
@@ -91,6 +91,7 @@ class AMXXConfig(object):
         '-Wall',
         '-Werror',
         '-Wno-uninitialized',
+        '-Wno-invalid-offsetof',
         '-Wno-unused',
         '-Wno-switch',
         '-m32',
diff --git a/amxmodx/AMBuilder b/amxmodx/AMBuilder
index 81787fc8..b114c591 100644
--- a/amxmodx/AMBuilder
+++ b/amxmodx/AMBuilder
@@ -24,12 +24,19 @@ elif builder.target_platform == 'linux':
     binary.Dep('JIT/helpers-x86.o'),
   ]
 
+binary.compiler.linkflags += jit_objects
+
 if builder.target_platform == 'linux':
-  binary.compiler.postlink += [binary.Dep('zlib/libz.a')]
+  binary.compiler.linkflags += [binary.Dep('zlib/libz.a')]
 elif builder.target_platform == 'mac':
-  binary.compiler.postlink += [binary.Dep('zlib/libz-darwin.a')]
+  binary.compiler.linkflags += [binary.Dep('zlib/libz-darwin.a')]
 elif builder.target_platform == 'windows':
-  binary.compiler.postlink += [binary.Dep('zlib\\zlib.lib')]
+  binary.compiler.linkflags += [binary.Dep('zlib\\zlib.lib')]
+
+if builder.target_platform == 'mac':
+  binary.compiler.postlink += [
+    '-Wl,-read_only_relocs,suppress'
+  ]
 
 binary.sources = [
   'meta_api.cpp',
@@ -79,6 +86,5 @@ binary.sources = [
   'datastructs.cpp',
   'trie_natives.cpp',
 ]
-binary.compiler.linkflags += jit_objects
 
 AMXX.binaries += [builder.Add(binary)]
diff --git a/compiler/libpc300/sc1.c b/compiler/libpc300/sc1.c
index 83fd68ae..a67daf20 100755
--- a/compiler/libpc300/sc1.c
+++ b/compiler/libpc300/sc1.c
@@ -487,7 +487,9 @@ int pc_compile(int argc, char *argv[])
       tname=NULL;
       sname=NULL;
     #else
-      tname=tempnam(NULL,"pawn");
+      char *buffer = strdup(P_tmpdir "/pawn.XXXXXX");
+      close(mkstemp(buffer));
+      tname=buffer;
     #endif
     ftmp=(FILE*)pc_createsrc(tname);
     for (fidx=0; (sname=get_sourcefile(fidx))!=NULL; fidx++) {
@@ -1298,7 +1300,8 @@ static void setconfig(char *root)
       insert_path(path);
       /* same for the codepage root */
       #if !defined NO_CODEPAGE
-        *ptr='\0';
+        if (ptr)
+          *ptr='\0';
         if (!cp_path(path,"codepage"))
           error(109,path);        /* codepage path */
       #endif