diff --git a/engine/split/3rd_aseprite.h b/engine/split/3rd_aseprite.h
index 05cef65..477d78a 100644
--- a/engine/split/3rd_aseprite.h
+++ b/engine/split/3rd_aseprite.h
@@ -937,7 +937,10 @@ ase_t* cute_aseprite_load_from_memory(const void* memory, int size, void* mem_ct
 
 	s_skip(s, sizeof(uint32_t)); // File size.
 	int magic = (int)s_read_uint16(s);
-	if (magic != 0xA5E0) return CUTE_ASEPRITE_FREE(ase, mem_ctx), 0; // CUTE_ASEPRITE_ASSERT(magic == 0xA5E0); //< r-lyeh: soft abort
+	if (magic != 0xA5E0) {
+		CUTE_ASEPRITE_FREE(ase, mem_ctx); // CUTE_ASEPRITE_ASSERT(magic == 0xA5E0); //< r-lyeh: soft abort
+		return NULL;
+	}
 
 	ase->frame_count = (int)s_read_uint16(s);
 	ase->w = s_read_uint16(s);
diff --git a/engine/split/v4k_system.c b/engine/split/v4k_system.c
index 7319f94..84ac771 100644
--- a/engine/split/v4k_system.c
+++ b/engine/split/v4k_system.c
@@ -109,13 +109,7 @@ const char * app_exec( const char *cmd ) {
 
     // pick the fastest code path per platform
 #if is(osx)
-    for( FILE *fp = popen( cmd, "r" ); fp; rc = pclose(fp), fp = 0) {
-        // while( fgets(buf, 4096 - 1, fp) ) {}
-    }
-    // if( rc != 0 ) {
-    //     char *r = strrchr(buf, '\r'); if(r) *r = 0;
-    //     char *n = strrchr(buf, '\n'); if(n) *n = 0;
-    // }
+    rc = system(cmd);
 #elif is(win32)
     STARTUPINFOA si = {0}; si.cb = sizeof(si);
     PROCESS_INFORMATION pi = {0};
diff --git a/engine/v4k.c b/engine/v4k.c
index 728c815..e16bbd6 100644
--- a/engine/v4k.c
+++ b/engine/v4k.c
@@ -25115,13 +25115,7 @@ const char * app_exec( const char *cmd ) {
 
     // pick the fastest code path per platform
 #if is(osx)
-    for( FILE *fp = popen( cmd, "r" ); fp; rc = pclose(fp), fp = 0) {
-        // while( fgets(buf, 4096 - 1, fp) ) {}
-    }
-    // if( rc != 0 ) {
-    //     char *r = strrchr(buf, '\r'); if(r) *r = 0;
-    //     char *n = strrchr(buf, '\n'); if(n) *n = 0;
-    // }
+    rc = system(cmd);
 #elif is(win32)
     STARTUPINFOA si = {0}; si.cb = sizeof(si);
     PROCESS_INFORMATION pi = {0};
diff --git a/tools/ase2ini.osx b/tools/ase2ini.osx
index c408f7c..89ba7a2 100755
Binary files a/tools/ase2ini.osx and b/tools/ase2ini.osx differ
diff --git a/tools/cook.osx b/tools/cook.osx
index d7a83c9..dc1eefd 100755
Binary files a/tools/cook.osx and b/tools/cook.osx differ